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.

1,486.

Which of the following organisms is well adapted for fluid feeding?

A.

Cockroach

B.

Mosquito

C.

Grasshopper

D.

Ants

Correct answer is B

No explanation has been provided for this answer.

1,487.

Which of the following processes does not contribute to the maintenance of the nitrogen content of the soil?

A.

Decomposition

B.

Denitrification

C.

Nitrification

D.

Nitrogen fixation

Correct answer is B

No explanation has been provided for this answer.

1,488.

In an ecosystem the organism which changes light energy into stored chemical energy is the

A.

consumer

B.

decomposer

C.

producer

D.

carnivore

Correct answer is C

No explanation has been provided for this answer.

1,489.

Which of the following instruments is used to measure the speed of a stream?

A.

Simple float

B.

Secchi disc

C.

Quadrat frame

D.

Rain gauge

Correct answer is A

No explanation has been provided for this answer.

1,490.

A stable self-sustaining environment produced by an interaction between the biotic and abiotic components is best described as

A.

a niche

B.

a community

C.

an ecosystem

D.

a habitat

Correct answer is C

No explanation has been provided for this answer.