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CBSE Class 6ScienceQuestions & AnswersChapter level

Mindful Eating: A Path to a Healthy Body

Chapter-wise questions and answers for Mindful Eating: A Path to a Healthy Body in Class 6 Science, with a clear summary, key points, and exam-ready model answers.

What you will find on this page: a clear chapter summary, revision notes, word meanings, important questions, MCQs, and exam-ready question answers for Class 6 Science.

After reviewing the chapter explanation, answer the short-answer, long-answer, extract-based, and objective questions below.

About 57 min readmindful-eating-a-path-to-a-healthy-bodyUpdated 15 Sep 2026
150 questions

Question 1: What does the Sanskrit saying 'annena jātāni jivanti' mean? (a) Eat healthy, live healthy (b) Health is wealth (c) Food gives life to living beings (d) Never waste food

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(c)

Question 2: Who are the two children curious about the 'thought of the day' in the chapter? (a) Alex and Maya (b) Medu and Mishti (c) Manu and Kashi (d) Reshma and Atharv

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(b)

Question 3: The traditional food of any state is usually based on ______. (a) imported food items (b) modern technology (c) foreign cuisine (d) the crops grown in that state

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(d)

Question 4: Makki di roti and sarson da saag are traditional food items of which state? (a) Kerala (b) Punjab (c) Manipur (d) Karnataka

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(b)

Question 5: Idli, dosa, and sambhar are traditional food items of which state? (a) Gujarat (b) Punjab (c) Karnataka (d) Manipur

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(c)

Question 6: Ragi mudde and coconut chutney are food items from which state? (a) Karnataka (b) Rajasthan (c) Punjab (d) Manipur

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(a)

Question 7: Which of the following is a traditional food item of Manipur? (a) Makki di roti (b) Eromba (chutney) (c) Sarson da saag (d) Ragi mudde

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(b)

Question 8: Lassi and chhach (buttermilk) are traditional beverages of which state? (a) Punjab (b) Manipur (c) Kerala (d) Karnataka

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(a)

Question 9: What was the traditional stove used for cooking in earlier times? (a) Gas stove (b) Induction stove (c) Chulha (d) Electric heater

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(c)

Question 10: Sil-batta was traditionally used for ______. (a) grinding (b) cooking food (c) serving food (d) storing water

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(a)

Question 11: Changes in culinary practices are mainly due to ______. (a) climate change (b) population growth (c) technological development, improved transportation and better communication (d) laziness of people

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(c)

Question 12: Who is the nutritional expert in the chapter? (a) Coluthur Gopalan (b) Dr Raghu (c) James Lind (d) Dr Poshita

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(d)

Question 13: What does Dr Poshita say is the 'Ultimate Wealth'? (a) Health (b) Money (c) Gold (d) Knowledge

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(a)

Question 14: Why does a marathon runner drink glucose water during and after a race? (a) To quench thirst (b) Glucose provides instant energy (c) To prevent muscle cramps (d) To cool the body

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(b)

Question 15: Glucose is an example of which nutrient? (a) Fat (b) Vitamin (c) Protein (d) Carbohydrate

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(d)

Question 16: Which of the following is a source of carbohydrates? (a) Amla and guava (b) Paneer and fish (c) Wheat, rice, and maize (d) Ghee and oil

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(c)

Question 17: Common sugar is a type of ______. (a) carbohydrate (b) protein (c) fat (d) vitamin

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(a)

Question 18: Ghee and various kinds of oils are grouped under which food component? (a) Proteins (b) Vitamins (c) Carbohydrates (d) Fats

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(d)

Question 19: Fat is a source of ______. (a) vitamins (b) roughage (c) stored energy (d) instant energy

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(c)

Question 20: Carbohydrates and fats are called ______. (a) energy-giving foods (b) junk foods (c) protective foods (d) body-building foods

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(a)

Question 21: Why do we prefer laddoos in winters? (a) They are sweet (b) They are cheap (c) They are easy to make (d) They are rich in ghee and nuts which provide energy to keep us warm

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(d)

Question 22: Which of the following is a plant source of fat? (a) Curd (b) Groundnuts (c) Butter (d) Ghee

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(b)

Question 23: Proteins help in ______. (a) cooling the body (b) providing instant energy only (c) growth and repair of our body (d) fighting diseases only

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(c)

Question 24: Protein-rich foods are called ______. (a) protective foods (b) body-building foods (c) energy-giving foods (d) junk foods

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(b)

Question 25: Which of the following is a plant source of protein? (a) Pulses (b) Egg (c) Milk (d) Paneer

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(a)

Question 26: Which of the following is an animal source of protein? (a) Peas (b) Nuts (c) Beans (d) Paneer

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(d)

Question 27: Who needs proteins in larger quantities to build their muscles? (a) Office workers (b) Sportspersons (c) Young children only (d) Elderly people

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(b)

Question 28: Which vitamin deficiency causes scurvy? (a) Vitamin A (b) Vitamin D (c) Vitamin B1 (d) Vitamin C

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(d)

Question 29: Bleeding and swollen gums are symptoms of which disease? (a) Goitre (b) Scurvy (c) Rickets (d) Beriberi

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(b)

Question 30: Who observed in 1746 that sailors consuming lemons and oranges recovered from bleeding gums? (a) Janaki Ammal (b) Salim Ali (c) James Lind (d) Coluthur Gopalan

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(c)

Question 31: Lemons and oranges help in curing scurvy because they contain ______. (a) Vitamin A (b) Vitamin B1 (c) Vitamin D (d) Vitamin C

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(d)

Question 32: Which mineral deficiency causes goitre? (a) Iodine (b) Iron (c) Calcium (d) Sodium

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(a)

Question 33: Swelling at the front of the neck is a symptom of which disease? (a) Rickets (b) Anaemia (c) Scurvy (d) Goitre

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(d)

Question 34: Goitre was prevalent in which region of India in the 1960s? (a) Southern coast (b) Himalayan region and Northern plains (c) Rajasthan desert (d) Western ghats

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(b)

Question 35: Iodised salt is common salt mixed with ______. (a) salts of iodine (b) protein powder (c) minerals from rocks (d) vitamins

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(a)

Question 36: Which vitamin keeps our eyes and skin healthy? (a) Vitamin B1 (b) Vitamin A (c) Vitamin D (d) Vitamin C

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(b)

Question 37: Which vitamin deficiency causes night blindness? (a) Vitamin B1 (b) Vitamin D (c) Vitamin C (d) Vitamin A

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(d)

Question 38: Which vitamin deficiency causes beriberi? (a) Vitamin C (b) Vitamin A (c) Vitamin B1 (d) Vitamin D

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(c)

Question 39: Which vitamin deficiency causes rickets? (a) Vitamin D (b) Vitamin A (c) Vitamin B1 (d) Vitamin C

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(a)

Question 40: Rickets causes ______. (a) bleeding gums (b) weakness (c) soft and bent bones (d) swelling at the neck

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(c)

Question 41: Which mineral keeps bones and teeth healthy? (a) Calcium (b) Potassium (c) Iodine (d) Iron

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(a)

Question 42: Which mineral is an important component of blood? (a) Iodine (b) Sodium (c) Calcium (d) Iron

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(d)

Question 43: Iron deficiency causes which disease/disorder? (a) Scurvy (b) Anaemia (c) Rickets (d) Goitre

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(b)

Question 44: Vitamins and minerals are also called ______. (a) energy-giving nutrients (b) body-building nutrients (c) stored nutrients (d) protective nutrients

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(d)

Question 45: Dietary fibres are also known as ______. (a) protein (b) roughage (c) glucose (d) starch

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(b)

Question 46: Roughage helps our body ______. (a) get rid of undigested food and ensure smooth passage of stools (b) absorb vitamins (c) provide instant energy (d) build muscles

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(a)

Question 47: Which of the following is a good source of roughage? (a) Eggs and fish (b) Sugar and sweets (c) Green leafy vegetables, fresh fruits, wholegrains (d) Butter and ghee

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(c)

Question 48: Water helps the body ______. (a) absorb nutrients from food (b) build muscles (c) gain weight (d) store energy

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(a)

Question 49: Water removes waste from the body through ______. (a) hair (b) breath only (c) sweat and urine (d) stool only

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(c)

Question 50: A blue-black colour with iodine solution indicates the presence of ______. (a) vitamin C (b) fat (c) protein (d) starch

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(d)

Question 51: An oily patch on paper indicates the presence of ______. (a) protein (b) fat (c) starch (d) minerals

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(b)

Question 52: A violet colour with copper sulfate and caustic soda indicates the presence of ______. (a) protein (b) fat (c) carbohydrates (d) starch

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(a)

Question 53: A diet that has all essential nutrients, roughage, and water in the right amount is called a ______. (a) protein diet (b) energy diet (c) special diet (d) balanced diet

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(d)

Question 54: Junk foods contain ______. (a) all nutrients in equal amounts (b) high protein and low fat (c) high levels of sugar and fats but little protein, minerals, vitamins, and dietary fibres (d) high vitamins and minerals

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(c)

Question 55: Millets are also called ______. (a) energy foods (b) junk foods (c) protein foods (d) nutri-cereals

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(d)

Question 56: Food gives ______ to living beings.

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life

Question 57: The traditional food of any state is usually based on the ______ grown in that state.

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crops

Question 58: Earlier, most cooking was done using a ______, but nowadays we use a modern gas stove.

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chulha

Question 59: Glucose is an example of a ______, which is one of the primary sources of energy in our diet.

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carbohydrate

Question 60: Carbohydrates and fats are called ______ foods.

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energy-giving

Question 61: Protein-rich foods help in growth and repair of our body and are called ______ foods.

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body-building

Question 62: Vitamins and minerals are also called ______ nutrients as they protect our body from diseases.

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protective

Question 63: Scurvy is caused due to deficiency of Vitamin ______.

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C

Question 64: Goitre is caused due to deficiency of ______.

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iodine

Question 65: Rickets is caused due to deficiency of Vitamin ______.

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D

Question 66: Anaemia is caused due to deficiency of ______.

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iron

Question 67: Dietary fibres are also known as ______.

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roughage

Question 68: A blue-black colour with iodine solution indicates the presence of ______.

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starch

Question 69: A diet that has all essential nutrients, roughage, and water in the right amount is known as a ______ diet.

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balanced

Question 70: The distance travelled by a food item from the place of its production to the consumer is called ______.

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food miles

Question 71: Food habits vary across different states of India.

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True

Question 72: The traditional food of any state is usually based on the crops grown in that state.

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True

Question 73: Cooking practices have not changed over time.

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False

Question 74: Glucose provides instant energy.

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True

Question 75: Common sugar is a type of protein.

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False

Question 76: Fats are a source of stored energy.

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True

Question 77: Proteins are called body-building foods.

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True

Question 78: Scurvy is caused due to deficiency of Vitamin C.

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True

Question 79: Goitre is caused due to deficiency of iron.

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False

Question 80: Rickets causes soft and bent bones.

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True

Question 81: Vitamins and minerals are required in large amounts in our diet.

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False

Question 82: Roughage provides many nutrients to our body.

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False

Question 83: Water helps the body absorb nutrients from food.

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True

Question 84: Junk food is healthy and should be eaten daily.

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False

Question 85: Millets are native crops of India and are called nutri-cereals.

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True

Question 86: Set 1: Match the deficiency disease with the missing nutrient. | Column I (Disease) | Column II (Nutrient deficient) | |---|---| | A. Scurvy | 1. Vitamin D | | B. Goitre | 2. Vitamin C | | C. Rickets | 3. Iron | | D. Anaemia | 4. Iodine | | E. Night blindness | 5. Vitamin A |

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A→2, B→4, C→1, D→3, E→5

Question 87: Set 2: Match the food component with its function or test. | Column I (Component) | Column II (Function/Test) | |---|---| | A. Carbohydrates | 1. Blue-black colour with iodine | | B. Proteins | 2. Oily patch on paper | | C. Fats | 3. Growth and repair of body | | D. Starch test | 4. Violet colour with copper sulfate and caustic soda | | E. Protein test | 5. Primary source of energy |

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A→5, B→3, C→2, D→1, E→4

Question 88: A: Carbohydrates are one of the primary sources of energy in our diet. R: Glucose, a carbohydrate, provides instant energy to a marathon runner. (a) A is false but R is true. (b) Both A and R are true and R is the correct explanation of A. (c) A is true but R is false. (d) Both A and R are true but R is not the correct explanation of A.

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(b)

Question 89: A: We prefer laddoos in winters. R: Laddoos rich in ghee and nuts provide energy to keep us warm. (a) Both A and R are true but R is not the correct explanation of A. (b) A is true but R is false. (c) Both A and R are true and R is the correct explanation of A. (d) A is false but R is true.

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(c)

Question 90: A: Protein-rich foods are called body-building foods. R: They help in growth and repair of our body. (a) A is false but R is true. (b) A is true but R is false. (c) Both A and R are true but R is not the correct explanation of A. (d) Both A and R are true and R is the correct explanation of A.

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(d)

Question 91: A: Vitamins and minerals are needed in large quantities in our diet. R: They are essential to keep our body healthy even though required in small amounts. (a) Both A and R are true and R is the correct explanation of A. (b) A is false but R is true. (c) Both A and R are true but R is not the correct explanation of A. (d) A is true but R is false.

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(b)

Question 92: A: Sailors in earlier times suffered from scurvy during long voyages. R: Scurvy is caused due to deficiency of Vitamin C, which is found in citrus fruits like lemons and oranges. (a) A is true but R is false. (b) A is false but R is true. (c) Both A and R are true and R is the correct explanation of A. (d) Both A and R are true but R is not the correct explanation of A.

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(c)

Question 93: A: Iodised salt consumption reduced goitre in the Himalayan region. R: Goitre was caused due to deficiency of iodine in the soil resulting in lack of iodine in local food and water. (a) Both A and R are true but R is not the correct explanation of A. (b) Both A and R are true and R is the correct explanation of A. (c) A is false but R is true. (d) A is true but R is false.

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(b)

Question 94: A: Dietary fibres provide essential nutrients to our body. R: They help our body get rid of undigested food and ensure smooth passage of stools. (a) A is false but R is true. (b) Both A and R are true and R is the correct explanation of A. (c) Both A and R are true but R is not the correct explanation of A. (d) A is true but R is false.

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(a)

Question 95: A: Junk foods are unhealthy. R: They contain high levels of sugar and fats but little protein, minerals, vitamins, and dietary fibres. (a) A is false but R is true. (b) A is true but R is false. (c) Both A and R are true and R is the correct explanation of A. (d) Both A and R are true but R is not the correct explanation of A.

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(c)

Question 96: Why does the traditional food of any state depend on the crops grown there? Give one example.

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India is an agricultural country with diverse soil and climate types, so different crops are grown in different regions. The traditional food of any state is usually based on the crops grown in that state. For example, Punjab grows maize and wheat, and traditional foods include makki di roti and parantha.

Question 97: How have cooking practices changed over time? Give two examples.

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Earlier, most cooking was done using a chulha (traditional stove), but nowadays we use a modern gas stove. Earlier, grinding was done manually using a sil-batta, but now we use an electrical grinder. These changes are due to technological development, improved transportation and better communication.

Question 98: Why does a marathon runner drink glucose water during a race?

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Glucose provides instant energy. Glucose is an example of a carbohydrate, and carbohydrates are one of the primary sources of energy in our diet. Drinking glucose water helps the runner replenish energy during and after the race.

Question 99: Name any four sources of carbohydrates mentioned in the chapter.

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Wheat, rice, maize, potato, sweet potato, banana, pineapple, and mango are sources of carbohydrates (any four).

Question 100: Why are carbohydrates and fats called energy-giving foods?

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Carbohydrates and fats provide us energy for performing various activities. Carbohydrates are a primary source of instant energy, and fats are a source of stored energy. Therefore, they are called energy-giving foods.

Question 101: Name two plant sources and two animal sources of protein.

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Plant sources of protein: pulses, beans, peas, nuts. Animal sources of protein: milk, paneer, egg, fish, and meat.

Question 102: Why are protein-rich foods called body-building foods?

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Protein-rich foods help in growth and repair of our body. They are essential for building muscles and tissues, so they are called body-building foods. Growing children and sportspersons need them in larger quantities.

Question 103: What is scurvy? How can it be cured?

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Scurvy is a disease caused by deficiency of Vitamin C. Its symptoms include bleeding and swollen gums. It can be cured by consuming citrus fruits like lemons and oranges, which contain Vitamin C. James Lind observed this in 1746.

Question 104: What is goitre? What causes it?

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Goitre is a disease characterised by swelling at the front of the neck. It is caused by deficiency of iodine in the diet. In the 1960s, it was prevalent in the Himalayan region and Northern plains of India due to lack of iodine in the soil, food, and water.

Question 105: What are protective nutrients? Why are they called so?

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Vitamins and minerals are called protective nutrients. They protect our body from diseases and keep us healthy. Although they are required in small amounts, they are essential for our body.

Question 106: What is roughage? Why is it important even though it does not provide nutrients?

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Dietary fibres, also known as roughage, do not provide any nutrients to our body. However, they are essential because they help our body get rid of undigested food and ensure smooth passage of stools. They are obtained mainly from plant products like green leafy vegetables, fresh fruits, wholegrains, pulses and nuts.

Question 107: Why is water an essential part of our diet?

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Water helps the body absorb nutrients from food. It removes waste from the body through sweat and urine. We should drink sufficient water regularly to keep ourselves healthy.

Question 108: How do you test for the presence of starch in a food item?

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Place a small piece of the food item on a dish. Using a dropper, put 2-3 drops of diluted iodine solution on it. If the food item turns blue-black in colour, it indicates the presence of starch.

Question 109: How do you test for the presence of fat in a food item?

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Place the food item on a piece of paper. Wrap the paper around the food and press it. If an oily patch appears on the paper (which can be seen by holding the paper against light), it shows that the food item contains fat.

Question 110: How do you test for the presence of protein in a food item?

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Make a paste of the food item using a pestle and mortar. Put it in a test tube with water. Add two drops of copper sulfate solution and 10 drops of caustic soda solution. Shake well and leave undisturbed. A violet colour indicates the presence of protein.

Question 111: What is a balanced diet?

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A balanced diet is a diet that has all essential nutrients, roughage, and water in the right amount for proper growth and development of the body.

Question 112: What are junk foods? Give two examples.

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Junk foods are foods that contain high levels of sugar and fats but very low amounts of proteins, minerals, vitamins, and dietary fibres. Examples include potato wafers, candy bars, and carbonated drinks.

Question 113: What are millets? Why are they called nutri-cereals?

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Millets are small-sized grains like jowar, bajra, ragi, and sanwa. They are native crops of India. They are called nutri-cereals because they are good sources of vitamins, minerals like iron and calcium, and dietary fibres, providing most of the nutrients required for normal functioning of our body.

Question 114: What are food miles? Why should we reduce them?

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Food miles is the distance travelled by a food item from the place of its production to the consumer. Reducing food miles helps cut down cost and pollution during transport, supports local farmers, and keeps food fresh and healthy.

Question 115: What is fortification? Give two examples of fortified foods.

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Fortification is the process of adding more nutrients to food during processing to improve its nutritional quality. Examples of fortified foods include iodised salt and some baby foods. FSSAI regulates food quality in India.

Question 116: Explain how food habits vary across different states of India. Give examples from the chapter.

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Introduction: Different states of India eat different traditional foods based on their locally grown crops.
Key Points:
1. Crop-based food — The traditional food of any state is usually based on the crops grown there.
2. Punjab example — Punjab grows maize and wheat and eats makki di roti, sarson da saag and lassi.
3. Karnataka and Manipur — Karnataka eats idli, dosa and sambhar; Manipur eats rice, eromba and singju.
Conclusion: Diverse soil, climate and crops make India's food habits wonderfully varied across states.

Question 117: Describe the changes in cooking practices over time. What factors have caused these changes?

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Introduction: Cooking practices, also called culinary practices, have changed significantly over time.
Key Points:
1. Stoves changed — Earlier, most cooking was done using a chulha; nowadays we use modern gas stoves.
2. Grinding changed — Earlier, grinding was done manually using a sil-batta; now electrical grinders are used.
3. The causes — Technological development, improved transportation and better communication caused these changes.
Conclusion: Modern technology has made cooking easier and faster than traditional methods.

Question 118: Explain the role of carbohydrates and fats in our diet. Name sources of each.

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Introduction: Carbohydrates and fats are energy-giving components that keep our body active and warm.
Key Points:
1. Carbohydrates give energy — Carbohydrates are primary energy sources; glucose provides instant energy.
2. Carb sources — Wheat, rice, maize, potato, sweet potato, banana, pineapple and mango provide carbohydrates.
3. Fats store energy — Fats are stored energy sources, like ghee and nuts in warming winter laddoos.
Conclusion: Both carbohydrates and fats provide energy for our activities and belong in a healthy diet.

Question 119: Describe the role of proteins in our body. Why do sportspersons need more protein?

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Introduction: Proteins are body-building nutrients essential for the growth and repair of our body.
Key Points:
1. Growth and repair — Protein-rich foods help in the growth and repair of our body.
2. Sources — Proteins come from pulses, beans, peas, nuts, milk, paneer, eggs, fish and meat.
3. Sportspersons' needs — Sportspersons need proteins in larger quantities to build their muscles.
Conclusion: Growing children and active people need the right amount of protein for proper development.

Question 120: Describe the chart of vitamins given in the chapter (any three vitamins — function, sources, deficiency disease).

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Introduction: The chapter's chart lists vitamins with their functions, sources and deficiency diseases.
Key Points:
1. Vitamin A — Keeps eyes and skin healthy; sources are papaya, carrot, mango, milk; deficiency causes night blindness.
2. Vitamin B1 — Keeps the heart healthy; sources are legumes, nuts, whole grains; deficiency causes beriberi.
3. Vitamin C — Helps the body fight diseases; sources are amla, guava, orange, lemon; deficiency causes scurvy.
Conclusion: Though needed in small amounts, vitamins protect our body from many deficiency diseases.

Question 121: Describe the minerals given in the chapter (functions, sources, and deficiency diseases).

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Introduction: The chapter describes three minerals — calcium, iodine and iron — with their roles and deficiencies.
Key Points:
1. Calcium — Keeps bones and teeth healthy; sources are milk, curd, cheese, paneer; deficiency weakens bones.
2. Iodine — Helps physical and mental activities; sources are iodised salt and singhada; deficiency causes goitre.
3. Iron — An important component of blood; sources are green leafy vegetables and pomegranate; deficiency causes anaemia.
Conclusion: Minerals, though needed in small quantities, protect us from serious deficiency disorders.

Question 122: Explain the story of scurvy and how it was discovered that citrus fruits cure it.

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Introduction: The chapter's first case describes how scurvy among sailors was cured using citrus fruits.
Key Points:
1. The sailors' disease — During long voyages, sailors often suffered from bleeding and swollen gums.
2. James Lind's observation — In 1746, Scottish physician James Lind saw sailors consuming lemons and oranges recover.
3. The reason — Scurvy is caused by a deficiency of Vitamin C, which citrus fruits provide.
Conclusion: This case showed that eating the right nutrients can cure deficiency diseases.

Question 123: Describe how goitre was addressed in India.

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Introduction: The chapter's second case explains how iodised salt reduced goitre in parts of India.
Key Points:
1. The problem — In the 1960s, people in the Himalayan region and Northern plains had neck swelling.
2. The cause — Iodine deficiency in the soil led to iodine lack in local food and water, causing goitre.
3. The solution — The Government supplemented common salt with iodine; iodised salt visibly reduced symptoms.
Conclusion: Fortifying salt with iodine successfully controlled goitre in the affected regions of India.

Question 124: What is a balanced diet? How do nutritional requirements vary for different people?

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Introduction: A balanced diet provides all nutrients in the right amounts for proper growth and development.
Key Points:
1. Definition — A balanced diet has all essential nutrients, roughage and water in the right amounts.
2. Varying needs — Requirements vary according to age, gender, physical activity, health status and lifestyle.
3. Example — A growing child and a grandparent do not need the same type or amount of nutrients.
Conclusion: Every person must plan a balanced diet according to their own body's requirements.

Question 125: Explain why junk foods are unhealthy. How do they affect the body?

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Introduction: Junk foods taste good but harm our body because of their poor nutritional quality.
Key Points:
1. High calories — Junk foods have high sugar and fat content, giving many unhealthy calories.
2. Low nutrients — They contain very low amounts of proteins, minerals, vitamins and dietary fibres.
3. Health effects — Frequent consumption makes a person obese, inviting several health problems.
Conclusion: Avoiding junk foods like potato wafers, candy bars and carbonated drinks keeps us healthy.

Question 126: What are millets? Describe their nutritional value and importance.

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Introduction: Millets are small-sized, highly nutritious grains that are native crops of India.
Key Points:
1. Types — Jowar, bajra, ragi and sanwa are millets, easily cultivated in different climatic conditions.
2. Nutritional value — Millets are good sources of vitamins, minerals like iron and calcium, and dietary fibres.
3. Importance — Called nutri-cereals, they contribute significantly to a balanced, healthy diet.
Conclusion: Millets have been part of the Indian diet for centuries and deserve a place on our plates.

Question 127: Describe the concept of food miles and why reducing them is important.

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Introduction: Food miles measure the entire distance food travels from the producer to the consumer.
Key Points:
1. Definition — The entire distance travelled by a food item from producer to consumer is its food miles.
2. Benefits of reducing — Reducing food miles cuts transport cost and pollution and keeps food fresh.
3. Supporting farmers — Eating locally grown food reduces food miles and supports our local farmers.
Conclusion: Choosing local food reduces food miles and benefits our health, farmers and environment.

Question 128: Who was Coluthur Gopalan? What was his contribution to nutrition in India?

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Introduction: Coluthur Gopalan (1918–2019) was the scientist who initiated nutrition research in India.
Key Points:
1. Food analysis — He analysed more than 500 Indian foods for their nutritional value.
2. Diet surveys — He led surveys revealing widespread protein and energy deficiencies among Indians.
3. PM POSHAN — His work led to the Mid Day Meal Programme in 2002, now the PM POSHAN initiative.
Conclusion: Gopalan's research improved the health and nutrition of millions of children nationwide.

Question 129: Explain why eating locally grown and plant-based food is beneficial.

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Introduction: The chapter encourages eating locally grown and plant-based food for several reasons.
Key Points:
1. Body health — Locally grown and plant-based food is not only healthy for our body.
2. Environmental good — Such eating is also good for our environment and our planet.
3. Freshness — Local food travels fewer miles, staying fresher and healthier on our plates.
Conclusion: Mindful local, plant-based eating benefits our health, our farmers and our Earth together.

Question 130: Describe the process of testing food for starch, fat, and protein. What observations indicate a positive result?

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Introduction: Simple tests can detect starch, fat and protein in the food items we eat.
Key Points:
1. Starch test — Put 2–3 drops of diluted iodine solution on food; a blue-black colour shows starch.
2. Fat test — Press the food in paper; an oily patch, shining faintly with light, shows fat.
3. Protein test — Add copper sulfate and caustic soda solutions to food paste; violet colour shows protein.
Conclusion: These colour and patch observations reveal which nutrients are present in our foods.

Question 131: Read the passage and answer the questions below. *"Glucose provides instant energy. Glucose is an example of a carbohydrate. Carbohydrates are one of the primary sources of energy in our diet. Cereals like wheat, rice, and maize, vegetables like potato and sweet potato, and fruits like banana, pineapple, and mango are some sources of carbohydrates."* (a) Why does a marathon runner drink glucose water during a race? (1 mark) (b) What are carbohydrates? (1 mark) (c) Name any four sources of carbohydrates mentioned in the passage. Why are carbohydrates and fats called energy-giving foods? (2 marks)

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(a) Glucose provides instant energy, which the runner needs during the race. (b) Carbohydrates are one of the primary sources of energy in our diet; glucose is an example of a carbohydrate. (c) Sources: wheat, rice, maize, potato, sweet potato, banana, pineapple, mango (any four). Carbohydrates and fats are called energy-giving foods because they provide us energy for performing various activities.

Question 132: Read the passage and answer the questions below. *"In earlier times, during long voyages, sailors often suffered from bleeding and swollen gums. During a voyage in 1746, Scottish physician James Lind observed that sailors who consumed lemons and oranges recovered from these symptoms. Bleeding and swollen gums are symptoms of a disease called scurvy."* (a) What disease did the sailors suffer from? What were the symptoms? (1 mark) (b) Who observed that citrus fruits helped the sailors? (1 mark) (c) What causes scurvy and how is it cured? Explain. (2 marks)

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(a) The sailors suffered from scurvy; symptoms include bleeding and swollen gums. (b) Scottish physician James Lind observed in 1746 that sailors who consumed lemons and oranges recovered. (c) Scurvy is caused due to deficiency of Vitamin C. Vitamin C present in citrus fruits like lemons and oranges helps in curing this disease, as James Lind discovered.

Question 133: Read the passage and answer the questions below. *"In the 1960s, Indian scientists found that among the human population in the Himalayan region and the Northern plains of India, symptoms of swelling at the front of the neck were prevalent. An effort was made to supplement common salt with iodine for preparing iodised salt. Consumption of iodised salt visibly reduced the above symptoms."* (a) What disease were the people suffering from? What was the symptom? (1 mark) (b) What caused this disease? (1 mark) (c) How was the problem addressed? What is iodised salt? (2 marks)

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(a) The people suffered from goitre; the symptom was swelling at the front of the neck. (b) Goitre was caused by deficiency of iodine in the soil of the region, resulting in a lack of iodine in the local food and water supply. (c) The Government of India supplemented common salt with iodine to create iodised salt. Iodised salt is common salt mixed with required quantities of salts of iodine. Its consumption reduced the symptoms.

Question 134: Read the passage and answer the questions below. *"A diet that has all essential nutrients, roughage, and water in the right amount for proper growth and development of the body is known as a balanced diet."* (a) What is a balanced diet? (1 mark) (b) Name the major nutrients in our food. (1 mark) (c) Why do nutritional requirements vary for different people? Give an example. (2 marks)

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(a) A balanced diet is a diet that has all essential nutrients, roughage, and water in the right amount for proper growth and development of the body. (b) The major nutrients are carbohydrates, proteins, fats, vitamins, and minerals. (c) Requirements vary according to age, gender, physical activity, health status, and lifestyle. For example, sportspersons need proteins in larger quantities to build muscles, while growing children need the right amount of protein for proper growth. A child and their grandparent do not need the same type or amount of nutrients.

Question 135: Read the passage and answer the questions below. *"Reshma had trouble seeing things in dim light. The doctor tested her eyesight and prescribed a particular vitamin supplement. He also advised her to include a few food items in her diet."* (a) Which deficiency disease is Reshma suffering from? (1 mark) (b) Which food component may be lacking in her diet? (1 mark) (c) Suggest some food items she should include to overcome this problem. (2 marks)

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(a) Reshma is suffering from night blindness (poor vision in dim light/darkness). (b) Vitamin A is lacking in her diet. (c) She should include food items rich in Vitamin A, such as papaya, carrot, mango, and milk.

Question 136: Read the passage and answer the questions below. *"Gourav got a fracture in his leg. His doctor aligned the bones and put on a plaster. The doctor also gave him calcium tablets. On the second visit, the doctor gave him Vitamin D syrup along with calcium tablets."* (a) Why did the doctor give calcium tablets to Gourav? (1 mark) (b) On the second visit, why did the doctor give Vitamin D syrup along with calcium tablets? (1 mark) (c) What question arises in your mind about the doctor's choices? What does this tell us about the relationship between Vitamin D and calcium? (2 marks)

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(a) Calcium keeps bones and teeth healthy, so calcium tablets help heal the fractured bone. (b) Vitamin D helps the body absorb calcium for bone and teeth health. Giving Vitamin D along with calcium ensures the calcium is properly absorbed. (c) The question is: why was Vitamin D not given from the beginning? This tells us that Vitamin D and calcium work together — Vitamin D is needed for the body to absorb calcium effectively, so both are needed for bone healing.

Question 137: Read the passage and answer the questions below. *"Some foods have high calories due to high sugar and fat content. Moreover, they contain very low amounts of proteins, minerals, vitamins, and dietary fibres. These foods are called junk foods. These foods include potato wafers, candy bars and carbonated drinks. Consuming these foods frequently is not good as these are not healthy for our body. They make a person obese."* (a) What are junk foods? (1 mark) (b) Give two examples of junk foods. (1 mark) (c) Why are junk foods unhealthy? What problems can they cause? (2 marks)

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(a) Junk foods are foods with high levels of sugar and fats but very low amounts of proteins, minerals, vitamins, and dietary fibres. (b) Potato wafers, candy bars, and carbonated drinks. (c) Junk foods are unhealthy because they lack essential nutrients despite having high calories. Consuming them frequently makes a person obese, and such a person may suffer from several health problems. A balanced diet should be preferred instead.

Question 138: Read the passage and answer the questions below. *"Medu does not eat vegetables but enjoys biscuits, noodles and white bread. He often has stomach ache and constipation."* (a) What food component is Medu lacking in his diet? (1 mark) (b) What are dietary fibres (roughage) and why are they important? (1 mark) (c) What changes should Medu make in his diet? Give examples of food items he should eat. (2 marks)

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(a) Medu is lacking dietary fibres (roughage) in his diet. (b) Dietary fibres, also known as roughage, do not provide nutrients but are essential — they help our body get rid of undigested food and ensure smooth passage of stools. (c) Medu should include green leafy vegetables, fresh fruits, wholegrains, pulses, and nuts in his diet. These are good sources of roughage and will help relieve his constipation and stomach ache.

Question 139: Read the passage and answer the questions below. *"Millets are small-sized grains and have been an integral part of the Indian diet for centuries. They have regained popularity due to their numerous health benefits. They are good sources of vitamins, minerals like iron and calcium, and dietary fibres as well. That is the reason they are also called nutri-cereals."* (a) What are millets? Name two examples. (1 mark) (b) Why are millets called nutri-cereals? (1 mark) (c) Describe two benefits of including millets in our diet and one advantage of their cultivation. (2 marks)

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(a) Millets are small-sized, highly nutritious grains native to India. Examples: jowar, bajra, ragi, sanwa (any two). (b) They are called nutri-cereals because they provide most of the nutrients required for normal functioning of our body — vitamins, minerals like iron and calcium, and dietary fibres. (c) Benefits: they contribute significantly to a balanced diet and provide vitamins, minerals, and dietary fibres. Cultivation advantage: they can be easily cultivated in different climatic conditions.

Question 140: Read the passage and answer the questions below. *"The entire distance travelled by a bag of wheat or any other food item, from the producer to the consumer, is known as its food miles. Reducing food miles is important because it helps to cut down the cost and pollution during its transport; it helps support local farmers; and it also keeps our food fresh and healthy."* (a) What are food miles? (1 mark) (b) Give two reasons why we should reduce food miles. (1 mark) (c) How does eating locally grown food help? What does the chapter say about food wastage? (2 marks)

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(a) Food miles is the distance travelled by a food item from the place of its production to the consumer. (b) Reducing food miles cuts down cost and pollution during transport, supports local farmers, and keeps food fresh and healthy (any two). (c) Eating locally grown food reduces food miles and is healthy for the body and good for the environment. The chapter says we must never waste food and should take only as much as we can consume, respecting the time and effort of farmers and community members.

Question 141: Explain the major nutrients in our food, their functions, and sources. Classify them as energy-giving, body-building, and protective.

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Introduction: Food components that provide energy, support growth and protect our body are called nutrients.
Key Points:
1. Carbohydrates — Primary energy-giving sources found in wheat, rice, maize, potato and fruits like banana.
2. Fats — Stored energy sources found in ghee, oils, nuts like almonds, and seeds like sunflower seeds.
3. Proteins — Body-building nutrients for growth and repair, found in pulses, milk, paneer, eggs and fish.
4. Vitamins — Protective nutrients (A, B1, C, D) found in fruits, vegetables, milk and sunlight exposure.
5. Minerals — Protective nutrients like calcium, iodine and iron found in milk, iodised salt and vegetables.
Conclusion: A balanced diet combines energy-giving, body-building and protective nutrients for good health.

Question 142: Describe the chart of vitamins and minerals given in the chapter. Include their functions, sources, deficiency diseases, and symptoms.

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Introduction: The chapter's chart of vitamins and minerals lists their functions, sources and deficiency diseases.
Key Points:
1. Vitamin A — Keeps eyes and skin healthy; sources are papaya, carrot, mango, milk; deficiency causes poor vision and night blindness.
2. Vitamins B1 and C — B1 keeps the heart healthy, its deficiency causing beriberi; C fights diseases, its deficiency causing scurvy.
3. Vitamin D — Helps absorb calcium for bones and teeth; sources are sunlight, milk, fish, eggs; deficiency causes rickets.
4. Calcium and iodine — Calcium keeps bones and teeth healthy; iodine aids physical and mental activities, its deficiency causing goitre.
5. Iron — An important component of blood; sources are green leafy vegetables and pomegranate; deficiency causes anaemia.
Conclusion: Vitamins and minerals, though needed in small amounts, protect us from many deficiency diseases.

Question 143: Explain the tests for detecting starch, fat, and protein in food items. Describe the observations and safety precautions.

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Introduction: Starch, fat and protein can be detected in foods using simple chemical and physical tests.
Key Points:
1. Starch test — Put 2–3 drops of diluted iodine solution on the food; a blue-black colour confirms starch.
2. Fat test — Press the food in a piece of paper and dry it; a translucent oily patch confirms fat.
3. Protein test — Add water, copper sulfate and caustic soda to the food paste; a violet colour confirms protein.
4. Safety precautions — The chemicals are harmful; never touch, taste or smell them without permission.
5. Spill care — If any chemical spills on the body, immediately wash the affected area with water.
Conclusion: These tests, done with careful precautions, reveal the nutrients present in our daily foods.

Question 144: What is a balanced diet? Why do nutritional requirements vary? Explain the importance of a balanced diet and the dangers of junk food.

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Introduction: A balanced diet provides every nutrient in the right amount, while junk food endangers health.
Key Points:
1. Balanced diet defined — It contains all essential nutrients, roughage and water in the right amounts.
2. Varying requirements — Needs vary according to age, gender, physical activity, health status and lifestyle.
3. Importance — A balanced diet ensures proper growth, development and protection from deficiency diseases.
4. Junk food dangers — Junk foods are high in sugar and fat but very low in proteins, vitamins, minerals and fibres.
5. Health effects — Frequently eating junk food causes obesity and several related health problems.
Conclusion: Eating a balanced diet and avoiding junk food together build a healthy, happy body.

Question 145: Describe the concept of food miles and the journey of food from farm to plate. Why should we not waste food?

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Introduction: Food travels a long journey from the farm to our plate, involving many people's efforts.
Key Points:
1. Food miles defined — The entire distance travelled by a food item from producer to consumer is its food miles.
2. The chapati's journey — Wheat is grown, threshed, winnowed, stored, transported, ground, packed and cooked.
3. People involved — Farmers and other community members put great time and effort into bringing food to us.
4. Reducing food miles — Local eating cuts transport cost and pollution and keeps food fresh and healthy.
5. Avoiding waste — We must take only as much food as we can consume to reduce food wastage.
Conclusion: Respecting food, supporting local producers and avoiding waste make our eating mindful.

Question 146: Explain the role of dietary fibres (roughage) and water in our diet. Why are they essential even though roughage does not provide nutrients?

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Introduction: Besides nutrients, our body needs dietary fibres and water to stay healthy.
Key Points:
1. Roughage defined — Dietary fibres, also called roughage, are plant-based food components without nutrients.
2. Roughage's role — They help the body get rid of undigested food and ensure smooth passage of stools.
3. Roughage sources — Green leafy vegetables, fresh fruits, wholegrains, pulses and nuts provide roughage.
4. Water's roles — Water helps absorb nutrients from food and removes waste through sweat and urine.
5. Water habit — We should drink sufficient water regularly to keep ourselves healthy.
Conclusion: Though roughage gives no nutrients, fibres and water are essential parts of a balanced diet.

Question 147: Describe the contributions of Coluthur Gopalan and explain how the chapter connects food, health, and nutrition.

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Introduction: Coluthur Gopalan pioneered nutrition research in India, connecting food with health.
Key Points:
1. Food analysis — He analysed more than 500 Indian foods for their nutritional value.
2. Indian diet recommendations — He recommended an appropriate diet in the Indian context.
3. Deficiency surveys — His surveys identified widespread protein, energy and other food component deficiencies.
4. PM POSHAN scheme — His work led to the Mid Day Meal Programme in 2002, now the PM POSHAN initiative.
5. Food-health link — The chapter shows balanced nutrition builds health, truly the 'ultimate wealth'.
Conclusion: Gopalan's work proves that good food is the foundation of a healthy nation.

Question 148: Discuss the importance of including millets in our diet. Explain why they are called nutri-cereals and their significance for India.

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Introduction: Millets, the native nutri-cereals of India, are small grains with great nutritional value.
Key Points:
1. What are millets — Jowar, bajra, ragi and sanwa are small-sized millet grains, native to India.
2. Easy cultivation — Millets can be easily cultivated in different climatic conditions across India.
3. Rich nutrition — They are good sources of vitamins, minerals like iron and calcium, and dietary fibres.
4. Nutri-cereals — Because they provide most nutrients our body needs, they are called nutri-cereals.
5. Balanced diet role — Millets contribute significantly to the balanced diet needed for normal body functioning.
Conclusion: Reviving millets in our diet improves both our nutrition and the prosperity of our farmers.

Question 149: Explain the concept of fortification and the role of FSSAI. How does fortification help address deficiency diseases?

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Introduction: Fortification adds extra nutrients to foods during processing to improve their nutritional quality.
Key Points:
1. Fortification defined — More nutrients are sometimes added to food during processing, called fortification.
2. Examples — Iodised salt and some baby foods are common examples of fortified foods.
3. FSSAI's role — The Food Safety and Standards Authority of India is the government agency regulating food quality.
4. Labels on packets — Packaged foods must display information about the amount of each nutrient.
5. Fighting deficiencies — Fortified foods, like iodised salt, have visibly reduced deficiency diseases like goitre.
Conclusion: Fortification, regulated by FSSAI, is a powerful tool against nutrient deficiency diseases.

Question 150: Describe how the chapter uses real-life cases and examples to explain the importance of nutrients. Include the scurvy case, the goitre case, and the balanced diet concept.

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Introduction: The chapter uses real cases to show how nutrients, or their lack, affect our health.
Key Points:
1. The scurvy case — Sailors with bleeding, swollen gums recovered when James Lind gave them lemons and oranges.
2. Scurvy's cause — Scurvy comes from Vitamin C deficiency, which citrus fruits effectively cure.
3. The goitre case — Iodine deficiency in Himalayan soil caused neck swelling, cured by iodised salt.
4. Balanced diet concept — A diet with all nutrients, roughage and water in right amounts prevents such diseases.
5. Everyday examples — Winter laddoos give warming energy; marathon runners drink glucose for instant energy.
Conclusion: These real cases prove that a balanced, nutrient-rich diet is the true path to health.

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