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Food, Diet & Health — Homi Bhabha Class 6 Biology MCQs with Solutions
Free Homi Bhabha Class 6 Biology Food, Diet & Health MCQs with step-by-step solutions covering Nutrients, Balanced Diet, Deficiency Diseases, Communicable & Non-communicable Diseases & Hygiene. Practise online on Prepizo — no login needed.
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Sample questions with solutions
Q1 — Nutrients · easy · theory
Which nutrient mainly gives our body energy to work and play?
A. Water
B. Vitamins
C. Proteins
D. Carbohydrates ✓ Correct
Solution: Carbohydrates such as rice, roti and sugar are the main energy-giving nutrients.
Q2 — Nutrients · easy · theory
Which nutrient helps our body to grow and to repair worn-out parts?
A. Proteins ✓ Correct
B. Roughage
C. Fats
D. Water
Solution: Proteins are body-building nutrients that help us grow and mend injured parts.
Q3 — Nutrients · easy · theory
Oil, butter and ghee are rich in which nutrient?
A. Minerals
B. Vitamins
C. Proteins
D. Fats ✓ Correct
Solution: Oil, butter and ghee are fats, which store energy for our body.
Q4 — Nutrients · easy · theory
Which foods are the best sources of protein?
A. Butter and oil
B. Rice and sugar
C. Salt and water
D. Pulses, eggs and milk ✓ Correct
Solution: Pulses (dal), eggs and milk are protein-rich foods that help the body grow.
Q5 — Balanced Diet · easy · theory
A diet that contains all the nutrients in the right amounts is called a —
A. Junk diet
B. Balanced diet ✓ Correct
C. Sweet diet
D. Liquid diet
Solution: A balanced diet has the correct amounts of all nutrients the body needs.
Q6 — Balanced Diet · easy · theory
Which meal of the day is often called the most important meal?
A. Breakfast ✓ Correct
B. Only dinner
C. A late-night snack
D. Tea only
Solution: Breakfast gives us energy to start the day after a long night without food.
Q7 — Balanced Diet · easy · theory
Eating too much sugary and fatty food can make a person —
A. Overweight ✓ Correct
B. Sharper eyed
C. Faster runner
D. Taller
Solution: Too much sugar and fat is stored in the body and can make a person overweight.
Q8 — Balanced Diet · easy · theory
We should eat plenty of fruits and green vegetables because they give us —
A. No nutrients
B. Only sugar
C. Vitamins, minerals and fibre ✓ Correct
D. Only fat
Solution: Fruits and vegetables are rich in protective vitamins, minerals and roughage.
Q9 — Deficiency Diseases · easy · theory
A disease caused by not getting enough of a nutrient for a long time is called a —
A. Communicable disease
B. Injury
C. Cold
D. Deficiency disease ✓ Correct
Solution: When a needed nutrient is missing for long, the body develops a deficiency disease.
Q10 — Deficiency Diseases · easy · theory
Lack of Vitamin A in our food causes —
A. A broken bone
B. A cold
C. Toothache
D. Night blindness ✓ Correct
Solution: Vitamin A keeps our eyes healthy; without it a person cannot see well in dim light (night blindness).
Q11 — Deficiency Diseases · easy · theory
Our body makes Vitamin D with the help of —
A. Sunlight ✓ Correct
B. Loud noise
C. Cold water
D. Moonlight
Solution: Sunlight on our skin helps the body make Vitamin D, which is needed for strong bones.
Q12 — Deficiency Diseases · easy · theory
A person who does not get enough nutrients for a long time suffers from —
A. Malnutrition ✓ Correct
B. Extra energy
C. Good health
D. Strong muscles
Solution: Not getting enough nutrients leads to malnutrition, which makes the body weak and unhealthy.
Q13 — Communicable & Non-communicable Diseases & Hygiene · easy · theory
Diseases that spread from one person to another are called —
A. Non-communicable diseases
B. Communicable diseases ✓ Correct
C. Balanced diseases
D. Deficiency diseases
Solution: Communicable diseases are caused by germs and can pass from a sick person to a healthy one.
Q14 — Communicable & Non-communicable Diseases & Hygiene · easy · theory
Which of these is a communicable disease?
A. Common cold ✓ Correct
B. Night blindness
C. Diabetes
D. Scurvy
Solution: The common cold is caused by germs and spreads between people; the others do not spread.
Q15 — Communicable & Non-communicable Diseases & Hygiene · easy · theory
We should always wash our hands with soap and water before —
A. combing our hair
B. sleeping in the afternoon
C. watching television
D. eating food ✓ Correct
Solution: Washing hands before eating removes germs so they do not enter our body with food.
Q16 — Communicable & Non-communicable Diseases & Hygiene · easy · theory
Malaria spreads to people through the bite of a —
A. mosquito ✓ Correct
B. cow
C. cat
D. dog
Solution: Malaria is spread by the bite of an infected mosquito, so we must avoid mosquito bites.
Q17 — Nutrients · hard · theory
A piece of food is rubbed on white paper and leaves an oily patch you can see light through. The food is rich in —
A. Starch
B. Fats ✓ Correct
C. Vitamins
D. Proteins
Solution: Fats leave a translucent (oily) mark on paper, so this simple test shows fat is present.
Q18 — Nutrients · hard · theory
About two-thirds of our body is made up of which nutrient, which gives no energy but is very important for life?
A. Protein
B. Water ✓ Correct
C. Sugar
D. Fat
Solution: Nearly two-thirds of the body is water; it carries nutrients and removes waste, but gives no energy.
Q19 — Balanced Diet · hard · theory
A farm labourer who does heavy physical work all day needs more of which type of food than an office clerk who sits all day?
A. No proteins at all
B. Energy-giving foods like rice and roti ✓ Correct
C. Much less water
D. Extra medicines
Solution: Hard physical work uses more energy, so a labourer needs more energy-giving carbohydrates.
Q20 — Balanced Diet · hard · theory
Meena eats only plain rice at every meal. Her diet is not balanced mainly because it lacks —
A. energy
B. carbohydrates
C. proteins, vitamins and minerals ✓ Correct
D. water
Solution: Rice is mostly carbohydrate, so her meals miss proteins, vitamins and minerals needed for good health.
Q21 — Deficiency Diseases · hard · theory
A child eats plenty of rice but very little dal, milk or eggs. Which deficiency disease is he most likely to get?
A. Kwashiorkor (protein deficiency) ✓ Correct
B. Night blindness
C. Goitre
D. Scurvy
Solution: Dal, milk and eggs give protein; missing them for long causes kwashiorkor, a protein-deficiency disease.
Q22 — Deficiency Diseases · hard · theory
Which pair correctly matches a vitamin with the disease caused by its lack?
A. Vitamin C — Goitre
B. Vitamin D — Night blindness
C. Vitamin C — Scurvy ✓ Correct
D. Vitamin A — Rickets
Solution: Lack of Vitamin C causes scurvy. Rickets is from Vitamin D, night blindness from Vitamin A, goitre from iodine.
Q23 — Communicable & Non-communicable Diseases & Hygiene · hard · theory
Which group contains ONLY communicable diseases?
A. Malaria, cholera and flu ✓ Correct
B. Diabetes, scurvy and anaemia
C. Rickets, goitre and night blindness
D. Cancer, asthma and obesity
Solution: Malaria, cholera and flu are all caused by germs and spread; the other groups do not spread between people.
Q24 — Communicable & Non-communicable Diseases & Hygiene · hard · theory
Chickenpox spreads easily from a sick person to others. The best way to stop it from spreading is to —
A. use the same plate as the sick person
B. sit very close to the sick person
C. share the same towel and cup as the sick person
D. keep the sick person away from others until they are well ✓ Correct
Solution: Keeping the sick person apart (isolation) stops the germs reaching healthy people until recovery.
Q25 — Nutrients · medium · theory
Which two nutrients are needed in small amounts and protect us from diseases?
A. Proteins and starch
B. Vitamins and minerals ✓ Correct
C. Carbohydrates and fats
D. Water and roughage
Solution: Vitamins and minerals are called protective foods; small amounts keep us healthy.
Q26 — Nutrients · medium · theory
Which mineral makes our bones and teeth strong?
A. Iodine
B. Calcium ✓ Correct
C. Iron
D. Sodium
Solution: Calcium, found in milk and cheese, keeps our bones and teeth strong.
Q27 — Nutrients · medium · theory
To test whether a food contains starch, we put a few drops of iodine on it. Starch turns the iodine —
A. bright red
B. green
C. blue-black ✓ Correct
D. pure white
Solution: Starch reacts with iodine to give a blue-black colour, which shows starch is present.
Q28 — Nutrients · medium · theory
Roughage (fibre) does not give energy, but it helps our body by —
A. keeping us warm
B. helping us pass out waste easily ✓ Correct
C. making our bones hard
D. giving us strong muscles
Solution: Roughage adds bulk to food and helps the body get rid of waste, preventing constipation.
Q29 — Balanced Diet · medium · theory
Which of these is the healthiest snack choice?
A. A packet of fried chips
B. A chocolate bar
C. A fresh fruit ✓ Correct
D. A cold drink
Solution: Fresh fruit gives vitamins and fibre, while chips, chocolate and cold drinks are junk foods.
Q30 — Balanced Diet · medium · theory
Junk foods are unhealthy because they contain a lot of —
A. proteins for growth
B. clean water
C. fat, sugar and salt but few nutrients ✓ Correct
D. vitamins and minerals
Solution: Junk foods are high in fat, sugar and salt but give very few useful nutrients.