Diet

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Q1. Which of these is an energy-giving nutrient?
• Carbohydrates
• Proteins
• Vitamins
• Minerals

Answer: Carbohydrates

Carbohydrates, like those found in rice and bread, are the body’s main source of energy.

Q2. Which nutrient is essential for the growth and repair of our body tissues?
• Carbohydrates
• Fats
• Proteins
• Water

Answer: Proteins

Proteins are called body-building foods. They help us grow and repair damaged muscles and tissues.

Q3. Which nutrient helps to keep our skin healthy and our eyesight good?
• Vitamin A
• Calcium
• Iron
• Carbohydrates

Answer: Vitamin A

Vitamin A is a protective nutrient. Foods like carrots and leafy vegetables are rich in it.

Q4. What is the main function of fats in our diet?
• To build muscles
• To provide more energy than carbohydrates
• To fight infections
• To help in digestion

Answer: To provide more energy than carbohydrates

Fats provide a concentrated source of energy and also help keep our body warm.

Q5. Which of these is a good source of protein?
• Orange
• Butter
• Lentils (dal)
• Potato

Answer: Lentils (dal)

Lentils, beans, eggs, milk, and meat are all important sources of protein.

Q6. Which component of food is mainly known as roughage or dietary fibre?
• Cellulose
• Protein
• Starch
• Fat

Answer: Cellulose

Roughage is the fibrous matter in vegetables and grains that our body cannot digest, but it helps in bowel movement.

Q7. What is the main role of roughage in our body?
• To provide energy
• To build cells
• To help in easy digestion and prevent constipation
• To fight diseases

Answer: To help in easy digestion and prevent constipation

Roughage adds bulk to the food and helps it move smoothly through the digestive system.

Q8. Which nutrient is needed for making blood in our body?
• Calcium
• Iodine
• Iron
• Phosphorus

Answer: Iron

Iron is a mineral that is a vital part of haemoglobin, which carries oxygen in our red blood cells.

Q9. Which vitamin is made by our body when we are in sunlight?
• Vitamin A
• Vitamin B
• Vitamin C
• Vitamin D

Answer: Vitamin D

Our skin can make Vitamin D when exposed to sunlight. It helps our body use calcium for strong bones.

Q10. Which mineral is essential for making our bones and teeth strong?
• Iron
• Iodine
• Calcium
• Sodium

Answer: Calcium

Calcium is found in milk, cheese, and green leafy vegetables. It is crucial for strong bones and teeth.

Q11. A disease caused by the lack of Vitamin C is called?
• Rickets
• Scurvy
• Beri-Beri
• Goitre

Answer: Scurvy

Scurvy causes bleeding gums and weakness. It is prevented by eating citrus fruits like oranges and lemons.

Q12. Which deficiency disease causes weak and soft bones in children?
• Scurvy
• Rickets
• Anaemia
• Night Blindness

Answer: Rickets

Rickets is caused by a lack of Vitamin D and calcium, leading to soft and bent bones.

Q13. Poor vision in dim light or night blindness is caused by the deficiency of which vitamin?
• Vitamin A
• Vitamin B
• Vitamin C
• Vitamin D

Answer: Vitamin A

Vitamin A is essential for good eyesight. Its deficiency can lead to difficulty seeing in low light.

Q14. Swelling of the neck, known as goitre, is caused by a deficiency of which mineral?
• Iron
• Iodine
• Calcium
• Phosphorus

Answer: Iodine

Iodine is needed for the proper functioning of the thyroid gland. Its deficiency causes the neck to swell.

Q15. A disease called beri-beri, which causes weakness, is due to the lack of which vitamin?
• Vitamin A
• Vitamin B1 (Thiamine)
• Vitamin C
• Vitamin D

Answer: Vitamin B1 (Thiamine)

Beri-beri affects the nerves and heart. It is prevented by eating whole grains, peas, and nuts.

Q16. What is the condition called when a person has a deficiency of iron in the body?
• Goitre
• Scurvy
• Anaemia
• Rickets

Answer: Anaemia

Anaemia results in fewer red blood cells, causing tiredness and pale skin. Iron-rich foods like spinach help.

Q17. Bleeding gums and slow healing of wounds are symptoms of a deficiency of which nutrient?
• Vitamin K
• Vitamin C
• Protein
• Calcium

Answer: Vitamin C

Vitamin C is vital for healthy gums and healing. Citrus fruits are a great source.

Q18. What is a balanced diet?
• A diet that contains only fruits
• A diet that contains all nutrients in the right proportions
• A diet that is very expensive
• A diet with only energy-giving foods

Answer: A diet that contains all nutrients in the right proportions

A balanced diet includes the correct amounts of carbohydrates, proteins, fats, vitamins, minerals, water, and roughage.

Q19. Which of these is NOT a characteristic of a balanced diet?
• It provides adequate energy.
• It includes a variety of food items.
• It contains excess fats and sugars.
• It includes protective foods like fruits.

Answer: It contains excess fats and sugars.

A balanced diet has the right amount of each nutrient. Too much fat or sugar is unhealthy.

Q20. Why is water an essential part of a balanced diet?
• It provides energy.
• It helps in digestion and removes waste.
• It builds muscles.
• It cures diseases.

Answer: It helps in digestion and removes waste.

Water helps dissolve nutrients, carries them in the blood, and helps flush out waste from the body.

Q21. Which of these food groups is primarily energy-giving?
• Fats and oils
• Milk and curd
• Meat and fish
• Leafy vegetables

Answer: Fats and oils

While carbohydrates are the main energy source, fats and oils provide a more concentrated form of energy.

Q22. An example of an energy-giving food is?
• Sugar
• Egg
• Spinach
• Orange

Answer: Sugar

Sugar is a simple carbohydrate that provides quick energy. Other sources are rice, wheat, and potatoes.

Q23. Which of these meals is the best example of a body-building food?
• A bowl of rice
• A plate of fruit salad
• A glass of milk
• A spoon of sugar

Answer: A glass of milk

Milk contains proteins like casein, which are essential for building and repairing body tissues.

Q24. Why are proteins called ‘body-building foods’?
• They give instant energy.
• They help fight infections.
• They are needed for growth and repair.
• They help in digestion.

Answer: They are needed for growth and repair.

Proteins are the building blocks of our body. They are used to make new cells and repair damaged ones.

Q25. Which nutrients are known as protective nutrients?
• Carbohydrates and Fats
• Proteins and Minerals
• Vitamins and Minerals
• Water and Roughage

Answer: Vitamins and Minerals

Vitamins and minerals protect us from diseases and help keep various body systems functioning properly.

Q26. Which vitamin protects us from diseases by helping our immune system?
• Vitamin A
• Vitamin C
• Vitamin D
• Vitamin K

Answer: Vitamin C

Vitamin C helps the body fight infections and heal wounds. It is found in amla, citrus fruits, and guava.

Q27. What is the process of washing rice and pulses with water before cooking called?
• Boiling
• Frying
• Steaming
• Washing and soaking

Answer: Washing and soaking

Washing and soaking helps remove dust and some harmful substances. It can also reduce cooking time.

Q28. Which cooking method helps to retain the most nutrients in vegetables?
• Deep frying
• Boiling for a long time
• Steaming
• Burning

Answer: Steaming

Steaming cooks food with the heat of vapour, so fewer water-soluble vitamins like Vitamin C are lost.

Q29. Why should we avoid overcooking vegetables?
• It makes them tastier.
• It saves fuel.
• It destroys some vitamins.
• It makes them look better.

Answer: It destroys some vitamins.

Overcooking, especially boiling for too long, can break down heat-sensitive vitamins like Vitamin C and B-complex.

Q30. What is sprouting?
• Frying seeds
• Soaking seeds until they germinate and small shoots appear
• Grinding seeds into flour
• Roasting seeds

Answer: Soaking seeds until they germinate and small shoots appear

Sprouting increases the vitamin content and makes seeds like moong and chana easier to digest.

Q31. Why is it advised to cook food in just enough water?
• To save water
• To make the food look good
• To prevent loss of nutrients into the cooking water
• To cook faster

Answer: To prevent loss of nutrients into the cooking water

Water-soluble vitamins can leach out into the cooking water. Using less water or using the water in soups helps retain nutrients.

Q32. Which of these is a healthy cooking practice?
• Reusing oil many times for frying
• Using excess salt
• Cooking in an iron kadhai (pan)
• Peeling vegetables deeply

Answer: Cooking in an iron kadhai (pan)

Cooking in iron utensils can add small amounts of iron to the food, which is a healthy mineral.

Q33. Which of these food items is a good source of both carbohydrates and roughage?
• Chicken
• Whole wheat bread
• Butter
• Cheese

Answer: Whole wheat bread

Whole wheat bread has carbohydrates for energy and the bran provides roughage for digestion.

Q34. A person feeling tired and weak may be lacking which nutrient in their diet?
• Fats
• Carbohydrates
• Water
• Proteins

Answer: Carbohydrates

Carbohydrates are the primary fuel for the body. Not eating enough can lead to low energy and tiredness.

Q35. What percentage of our body weight is approximately made up of water?
• About 20%
• About 40%
• About 60%
• About 80%

Answer: About 60%

Water is a major part of our cells, blood, and tissues. We need to drink water regularly to stay hydrated.

Q36. Which of these is a function of water in our body?
• To store energy
• To regulate body temperature
• To build muscles
• To provide strength to bones

Answer: To regulate body temperature

Water helps regulate body temperature through sweating. It also transports nutrients and removes waste.

Q37. What are nutrients?
• Chemicals in soap
• Components of food that are necessary for the body
• Types of medicines
• Harmful substances in food

Answer: Components of food that are necessary for the body

Nutrients like carbohydrates, proteins, etc., are the useful parts of food that our body needs to function and stay healthy.

Q38. Which vitamin is important for the clotting of blood when we get a cut?
• Vitamin A
• Vitamin B
• Vitamin C
• Vitamin K

Answer: Vitamin K

Vitamin K helps in the clotting of blood, which stops bleeding from wounds. Green leafy vegetables are a good source.

Q39. Which of these is NOT a source of fat?
• Mustard oil
• Ghee
• Nuts
• Sugar

Answer: Sugar

Sugar is a carbohydrate. Fats come from oils, ghee, butter, nuts, and meat.

Q40. Which nutrient does NOT provide energy to the body?
• Carbohydrate
• Fat
• Protein
• Vitamin

Answer: Vitamin

Vitamins are protective nutrients. They help in various body functions but do not provide calories or energy themselves.

Q41. Dry, scaly skin and poor growth in children can be a sign of deficiency of?
• Proteins and Fats
• Carbohydrates
• Vitamin A
• Water

Answer: Proteins and Fats

A severe lack of proteins and fats in the diet can lead to stunted growth and skin problems.

Q42. Which vitamin deficiency is common in people who eat only polished rice?
• Vitamin A
• Vitamin B1 (Thiamine)
• Vitamin C
• Vitamin D

Answer: Vitamin B1 (Thiamine)

Polishing rice removes the outer layer which contains Vitamin B1. This can lead to beri-beri.

Q43. A child with bowed legs may be suffering from?
• Scurvy
• Rickets
• Anaemia
• Goitre

Answer: Rickets

Rickets, caused by lack of Vitamin D and calcium, leads to soft bones that bend under the body’s weight.

Q44. Which meal plan is the most balanced for lunch?
• Only potato chips and a soft drink
• Chapati, dal, a vegetable curry, and a bowl of curd
• Only a large chocolate pastry
• Only fruits

Answer: Chapati, dal, a vegetable curry, and a bowl of curd

This meal has carbohydrates (chapati), proteins (dal), vitamins & minerals (vegetable), and protective food (curd).

Q45. What does the term ‘culinary practices’ refer to?
• Methods of farming
• Methods and techniques of cooking food
• Methods of eating food
• Methods of storing food

Answer: Methods and techniques of cooking food

Culinary practices include all the steps involved in preparing food, like washing, cutting, and cooking.

Q46. Bananas are a good source of which mineral?
• Iron
• Calcium
• Potassium
• Iodine

Answer: Potassium

Potassium helps in muscle function and maintaining fluid balance. Bananas are a well-known source.

Q47. Which food item is a rich source of Vitamin A?
• Lemon
• Carrot
• Rice
• Egg white

Answer: Carrot

Carrots contain beta-carotene, which our body converts into Vitamin A, good for eyesight.

Q48. Citrus fruits like oranges are famous for containing which vitamin?
• Vitamin A
• Vitamin B
• Vitamin C
• Vitamin D

Answer: Vitamin C

Oranges, lemons, and amla are excellent sources of Vitamin C, which prevents scurvy.

Q49. For strong bones and teeth, we should eat foods rich in calcium and?
• Vitamin A
• Vitamin C
• Vitamin D
• Vitamin K

Answer: Vitamin D

Vitamin D helps our body absorb calcium from food. We get it from sunlight and foods like fish and eggs.

Q50. Sea fish and iodised salt are good sources of which mineral?
• Iron
• Calcium
• Iodine
• Phosphorus

Answer: Iodine

Iodine is essential for the thyroid gland. Using iodised salt is a simple way to prevent goitre.

Q51. Eating only chips and burgers can give us a balanced diet.
• True
• False

Answer: False

Chips and burgers are often high in fat and salt but lack many essential vitamins, minerals, and roughage needed for a balanced diet.

Q52. Drinking 8-10 glasses of water a day is good for health.
• True
• False

Answer: True

Water is crucial for all body functions. Drinking enough water keeps us hydrated and helps in digestion.

Q53. Proteins are only found in non-vegetarian food like meat.
• True
• False

Answer: False

Proteins are found in both vegetarian sources (like pulses, nuts, milk) and non-vegetarian sources (like meat, eggs, fish).

Q54. All fats are bad for our health.
• True
• False

Answer: False

Fats are essential in moderation. They provide energy and help absorb vitamins. However, too much fat, especially unhealthy fats, is bad.

Q55. Roughage has no nutritional value, so it is not needed.
• True
• False

Answer: False

Though roughage has no nutritional value in terms of energy, it is essential for proper digestion and preventing constipation.

Q56. Rohan feels very tired after playing. Which nutrient should he eat to get quick energy?
• A piece of chicken
• A glucose biscuit or a banana
• A glass of water
• A handful of nuts

Answer: A glucose biscuit or a banana

Glucose (a carbohydrate) provides instant energy. Bananas also contain natural sugars for quick energy.

Q57. Priya has bleeding gums. Which fruit should her doctor advise her to eat more?
• Apple
• Banana
• Orange
• Grapes

Answer: Orange

Oranges are rich in Vitamin C, which helps heal bleeding gums and prevents scurvy.

Q58. A cook is making sprouted salad. What has he done to the pulses?
• Fried them
• Soaked them until small white shoots came out
• Boiled them for hours
• Mixed them with spices

Answer: Soaked them until small white shoots came out

Sprouting increases the vitamin content and makes pulses easier to digest. The small white shoots are a sign of germination.

Q59. What is the main problem with eating only ‘junk food’?
• It is too tasty.
• It does not provide a balanced diet.
• It is always cheap.
• It is always hot.

Answer: It does not provide a balanced diet.

Junk food is often high in calories, fats, and sugars but low in essential vitamins, minerals, and fibre.

Q60. Why is it important to include fresh fruits and vegetables in our daily diet?
• They are cheap.
• They are protective foods.
• They are high in fat.
• They are energy-giving foods.

Answer: They are protective foods.

Fresh fruits and vegetables are rich in vitamins, minerals, and roughage that protect us from diseases and keep us healthy.

📝 Practice Quiz

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