Biology questions and answers

Biology Questions and Answers

How well do you understand living things and their vital processes? Whether you are preparing for JAMB, WAEC, NECO and Post-UTME, these Biology past questions and answers cover such subjects as the chemistry of life, botany, evolution, genetics, ecology etc to help you know what to expect, improve your speed and confidence and be really prepared for the actual aptitude test.

1,736.

Which of the following food substances will have little or no calorific value?

A.

Proteins

B.

Carbohydrates

C.

Lipids

D.

Water

Correct answer is D

No explanation has been provided for this answer.

1,737.

The appropriate food to be given to the child in the picture above is?

A.

beans

B.

garri

C.

bread

D.

avocado pear

Correct answer is A

A good proportion should be (animal) protein, so that we may be sure of giving also enough vitamin B12, and a satisfactory mixture of amino-acids. 

Protein can be found in foods like:

  • seafood.
  • eggs.
  • lean meat.
  • beans.
  • peas.
  • nuts.
  • seeds.

1,738.

Which of the following digestive enzymes would be greatly affected if the liver fails to
produce bile?

A.

Amylase

B.

Cellulase

C.

Lipase

D.

rotease

Correct answer is C

No explanation has been provided for this answer.

1,739.

The bones of the legs of a six years old boy are observed to be weak and crooked. Which of the following elements were deficient in his mother’s diet at pregnancy?

A.

Sodium and iron

B.

Iron and manganese

C.

Calcium and phosphorus

D.

Magnesium and sulphur

Correct answer is C

No explanation has been provided for this answer.

1,740.

Excess carbohydrates can be stored in the muscles in the form

A.

cellulose

B.

glycogen

C.

chitin

D.

lipids

Correct answer is B

No explanation has been provided for this answer.