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.

1,796.

Which of the following will have the least effect on the rate of change of the numbers in a population?

A.

food supply

B.

mutation

C.

predation

D.

disease

Correct answer is B

No explanation has been provided for this answer.

1,797.

Pneumatophores are essential for

A.

nutrition

B.

movement

C.

breathing

D.

growth

Correct answer is C

No explanation has been provided for this answer.

1,798.

Fish cannot survive on land because it has

A.

a body covered with scales

B.

a streamlined body

C.

no lungs

D.

no walking appendages

Correct answer is C

No explanation has been provided for this answer.

1,799.

The gas produced during decomposition is

A.

hydrogen sulphide

B.

carbon monoxide

C.

chlorine

D.

oxygen

Correct answer is A

No explanation has been provided for this answer.

1,800.

Which of the following environmental factors is not considered in a terrestial habitat?

A.

Temperature

B.

Sunlight

C.

Humidity

D.

Turbidity

Correct answer is D

No explanation has been provided for this answer.