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.

3,826.

Two organisms of different species, living in close association but not dependent on each other are referred to as

A.

parasites

B.

commensals

C.

symbionts

D.

autotrophs

Correct answer is D

No explanation has been provided for this answer.

3,827.

At which trophic level would the highest accumulation of a non-biodegradable substance occur?

A.

Primary producers

B.

Tertiary consumers

C.

Primary consumers

D.

Secondary consumers

Correct answer is B

No explanation has been provided for this answer.

3,828.

The most important physical factor which affects an organism living in the intertidal zone of the seashore is

A.

pH

B.

salinity

C.

wave action

D.

temperature

Correct answer is C

No explanation has been provided for this answer.

3,829.

Important abiotic factors which affects all plants and animals in the habitat are

A.

temperature and turbidity

B.

rainfall and relative humididty

C.

salinity and wind direction

D.

temperature and rainfall

Correct answer is D

No explanation has been provided for this answer.

3,830.

What is the term used to describe the sum total of biotic and abiotic factors in the environment of the organism?

A.

Habitat

B.

Biome

C.

Ecosystem

D.

Ecological niche

Correct answer is C

No explanation has been provided for this answer.