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.

536.

Tall trees with unbranched trunks which grow above the upper storey of the forest are commonly referred to as _____

A.

Emergents

B.

Herbs

C.

Lanes

D.

Shrubs

Correct answer is A

No explanation has been provided for this answer.

537.

In the pyramid of energy illustrated above, the organism with the least amount of transferred energy is___________

A.

Spirogyra

B.

Tadpole

C.

Fish

D.

Bird

Correct answer is D

No explanation has been provided for this answer.

538.

Organisms in an ecosystem are usually grouped according to their trophic level into__________

A.

carnivores and omnívores

B.

consumers and parasites

C.

producers and saprophytes

D.

Producers and consumers

Correct answer is D

No explanation has been provided for this answer.

539.

Which of the following soil fertility improvement methods will have the most negative effect on the ecosystem if not controlled?

A.

Application of N-P-K fertilizer

B.

Shifting cultivation

C.

Mixed farming

D.

Crop rotation

Correct answer is A

No explanation has been provided for this answer.

540.

The specific role of a species within íts environment is known as its_________

A.

habitat

B.

niche

C.

trophic level

D.

biotic community

Correct answer is B

No explanation has been provided for this answer.