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.

3,811.

Soil fertility can be conserved and renewed by

A.

yearly monocropping

B.

crop rotation and cover crops

C.

bush burning to remove unwanted debris

D.

avoiding artificial manures

Correct answer is B

No explanation has been provided for this answer.

3,812.

Which group of plants would be the first colonizers in an ecological succession changing rocks to soil?

A.

Mosses

B.

Ferns

C.

Lichens

D.

Grasses

Correct answer is C

No explanation has been provided for this answer.

3,813.

Plants adapted for life in salty marshes are called

A.

hydrophytes

B.

xerophytes

C.

halophytes

D.

epiphytes

Correct answer is C

No explanation has been provided for this answer.

3,814.

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.

3,815.

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.