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.

1,591.

The ability of some individuals to taste phenylthiocarbamide (PTC) is a

A.

morphological adaptation

B.

morphological variation

C.

physiological adaptation

D.

physiological variation

Correct answer is D

No explanation has been provided for this answer.

1,592.

Which of these physiological variations is sex-linked? 

A.

albinism

B.

blood groups

C.

sickle-cell anaemia

D.

haemophilic condition

Correct answer is D

No explanation has been provided for this answer.

1,593.

Tropical rain forests can be conserved by the following practices except?

A.

agroforestry

B.

deforestation

C.

shifting cultivation

D.

 crop rotation

Correct answer is B

Deforestation leads to a huge loss of biodiversity. About 80% of the global biodiversity is located in tropical rainforests.

1,594.

Which of the following practices does not contribute to intensive depletion of forest resources in West Africa?

A.

Use of powerful tools for felling trees

B.

regrowing of forest trees

C.

clearance of forests for cash crops

D.

use of fire or hunting in forests

Correct answer is B

No explanation has been provided for this answer.

1,595.

The following are natural resources except

A.

rubber

B.

soil

C.

water

D.

cellophane

Correct answer is D

No explanation has been provided for this answer.