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SCIENCE PRACTICE QUESTIONS

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FOOD & NUTRITION

1.

Which of the following food items contains the highest amount of dietary fiber?

A.

Beans

B.

Bread

C.

Cabbage

D.

Egg

2.

A mother took her child to the hospital and upon investigation, it was noticed that the child's diet was lacking in zinc. What could this result in?

I. Decreased growth in the child
II. Anaemia and constipation
III. Inability of the body to fight infection

A.

I, II and III

B.

I and III only

C.

II and III only

D.

I and II only

3.

A child suffering from Kwashiorkor lacks

A.

protein

B.

fats and oils

C.

vitamins

D.

mineral salts

E.
carbohydrates

4.

For healthy growth, the food we eat must contain

A.

fat, oils and proteins

B.

important nutrients in the right proportions

C.

a good proportion of carbohydrates and proteins

D.

mineral salts, vitamins and water

E.
mineral salts in right proportion

5.

A chemical that can be used to test for the presence of protein in food substances is

A.

Benedict’s solution

B.

Fehling’s solution

C.

Eosin solution

D.

Iodine solution

E.
Million’s reagent

6.

The food substance that promotes good health is

A.

carbohydrate.

B.

fat.

C.

protein.

D.

vitamin.

E.

water.

7.

Excess carbohydrate in the human body is stored as

A.

amino acid.

B.

fatty acid.

C.

glycogen.

D.

glucose.

8.

The food substance found in yam is

A.

carbohydrate.

B.

oil.

C.

protein.

D.

vitamin.

9.

A free movement of the bowels is aided by

A.

sleeping at least 6 hours a day.

B.

washing one's body at least twice a day.

C.

eating fatty foods.

D.

eating foods containing fibre.

10.

Which of the following substances is not a constituent of a balanced diet?

A.

Carbohydrate

B.

Protein

C.

Table salt

D.

Vitamins

11.

A balanced diet is one which is made up of

A.

right proportions of protein, carbohydrates and oil.

B.

equal amounts of protein, carbohydrates and oil.

C.

enough water and iodated salt.

D.

vegetables, fruits and water.

12.

Benedict's solution was added to a mixture in a test tube and it turned brick red when heated. The mixture is likely to contain

A.

glucose.

B.

oil.

C.

protein.

D.

vitamin

13.

The main food substance present in the albumen of an egg is

A.

carbohydrate.

B.

fat.

C.

protein.

D.

vitamin.

14.

A meal containing all the essential nutrients in the right amounts is said to be

A.

delicious.

B.

balanced.

C.

well-cooked.

D.

rich in fibre.

15.

The disease associated with insufficient in-take of proteins in children is

A.

goitre.

B.

kwashiorkor.

C.

rickets.

D.

scurvy.

16.

When testing for proteins in a food substance using Fehling's solution, the expected colour change is

A.

blue.

B.

purple.

C.

blue-black.

D.

brick-red.

17.

Beriberi is caused by deficiency of vitamin

A.

A.

B.

B.

C.

E.

D.

K.

18.

The food substance needed for growth and repair of tissue is

A.

carbohydrates.

B.

oil.

C.

protein.

D.

vitamin.

19.

The chemical solution that can be used to test for the presence of protein in food substances is

A.

Benedict's solution.

B.

Fehling's solution.

C.

Iodine solution.

D.

Millon's reagent.

20.

A spot made on a white paper with a given food substance turned the spot on the paper translucent. The food substance is likely to contain

A.

glucose.

B.

oil.

C.

protein.

D.

starch.

21.

Millon's reagent is used to test for

A.

carbohydrates.

B.

fats.

C.

proteins.

D.

vitamins.

22.

The disease in humans which is associated with insufficient intake of calcium is

A.

goiter.

B.

kwashiorkor.

C.

rickets.

D.

scurvy.

23.

Which of the following food items contains the highest amount of dietary fiber?

A.

Beans

B.

Bread

C.

Cabbage

D.

Egg

24.

Iodine deficiency in humans could result in a disorder known as

A.

diabetes.

B.

goitre.

C.

kwashiorkor.

D.

scurvy.

25.

Useful materials in food that provide growth and repair of worn out tissues are called

A.

carbohydrates.

B.

vitamins.

C.

proteins.

D.

fats.

26.

Benedict's solution was added to a mixturein a test tube and it turned brick red when heated. The mixture is likely to contain

A.

glucose.

B.

vitamin.

C.

protein.

D.

oil.

27.

A balanced diet is one which is made up of

A.

right proportions of protein, carbohydrates and oils.

B.

equal amounts of protein, carbohydrates and oil.

C.

enough water and iodated salt.

D.

vegetables, fruits and water.

28.

Which of the following diseases results from malnutrition?

A.

Scurvy

B.

Measles

C.

Malaria

D.

Gonorrhoea

29.

Which nutrient is the preferred energy source for the body?

A.

B Complex Vitamins

B.

Carbohydrates

C.

Fats

D.

Fiber

30.

Which of the following nutrients is needed to build and maintain the structural components of the body?

A.

Carbohydrates

B.

Protein

C.

Fat

D.

Fiber

31.

Which nutrient is known as the "sunshine vitamin"?

A.

Vitamin C

B.

Vitamin A

C.

Vitamin K

D.

Vitamin D

32.

Citrus fruits are an excellent source of which nutrient?

A.

Calcium

B.

Vitamin C

C.

Vitamin B

D.

Calories

33.

A deficiency in which mineral is likely to cause a thyroid gland to enlarge (goiter)?

A.

Sodium

B.

Potassium

C.

Calcium

D.

Iodine

34.

Which mineral is essential for strong bones and teeth?

A.

Iodine

B.

Calcium

C.

Iron

D.

Sodium

35.

Foods from the meat, poultry, fish, dry beans, eggs, and nuts group are an important source of:

A.

Iron

B.

Fiber

C.

Beta Carotene

D.

Calcium

36.

Which vitamin is necessary for proper blood clotting?

A.

Vitamin A

B.

Vitamin D

C.

Vitamin K

D.

Vitamin E

37.

Which of the following is considered a macronutrient?

A.

Vitamin C

B.

Iron

C.

Fat

D.

Iodine

38.

Beriberi is caused by a deficiency in which vitamin?

A.

Vitamin B1 (Thiamin)

B.

Vitamin B1 (Thiamin)

C.

Vitamin D

D.

Vitamin A

39.

Which food component is considered a source of probiotics?

A.

White bread

B.

Yogurt

C.

Red meat

D.

Leafy greens

40.

Which nutrient provides the highest energy per gram?

A.

Carbohydrates

B.

Proteins

C.

Fats

D.

Vitamins

41.

Night blindness can be caused by a deficiency in which nutrient?

A.

Vitamin A

B.

Vitamin C

C.

Calcium

D.

Iron

42.

What is the main purpose of antioxidants in food?

A.

To provide energy

B.

To neutralize free radicals

C.

To build muscle

D.

To increase fat storage

43.

Which of the following is a fat-soluble vitamin?

A.

Vitamin C

B.

Vitamin B12

C.

Vitamin A

D.

Folate

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