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.

3,111.

Puddles, ponds, rivers, lakes, seas, and oceans are grouped together as

A.

ecosystem

B.

biosphere

C.

terrestrial habitat

D.

marine habitat

E.

aquatic habitat

Correct answer is E

No explanation has been provided for this answer.

3,112.

The female part of a flower consists of the

A.

stigma, style, and ovary

B.

petals, sepals, and anthers

C.

stigma, sepals, and anthers

D.

filaments, style, and pollen grain

E.

sepals, stigma, and pollen grain

Correct answer is A

No explanation has been provided for this answer.

3,113.

Natality is a factor affecting population density because it involves

A.

increased population due to immigration

B.

increased population due to emigration

C.

the number of mature females in the population

D.

the number of females in the population

E.

the number of all young ones produced in the population

Correct answer is E

No explanation has been provided for this answer.

3,114.

The part of the alimentary system of a bird where maize is grinded is the

A.

crop

B.

stomach

C.

gizzard

D.

cloaca

E.

rectum

Correct answer is C

No explanation has been provided for this answer.

3,115.

Which of the following adapts the aorta to the high pressure of the blood pumped from the heart?

A.

Thin walls

B.

Fragile membrane

C.

Thick elastic walls

D.

stiff walls

E.

Narrow lumen

Correct answer is C

No explanation has been provided for this answer.