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.

4,066.

Lichen is an example of

A.

a saprophytic organism

B.

a symbiotic association

C.

an epiphytic plant

D.

a carnivorous plant

Correct answer is B

No explanation has been provided for this answer.

4,067.

when an operculate fish breathes it takes in water through the 

A.

mouth and passes it out through the same way

B.

mouth and passes it out through the operculum

C.

operculum and passes it out through the mouth

D.

operculum and passes it out through the nostrils

E.

nostrils and passes it out through the operculum

Correct answer is B

No explanation has been provided for this answer.

4,068.

In an ecosystem, the LEAST efficient energy transfer link is from

A.

producers to primary consumers

B.

sun to producers

C.

primary consumers to secondary consumers

D.

secondary consumers to decomposers

Correct answer is D

No explanation has been provided for this answer.

4,069.

Which of the following is a sex-linked character?

A.

Sickle-cell anaemia

B.

Tongue rollling

C.

Skin colour

D.

Colour blindness

Correct answer is D

No explanation has been provided for this answer.

4,070.

If parents with blood groups AB and O produce six children

A.

three of them will have group B

B.

two of them will have group A

C.

all the offspring will have group O

D.

none of them will have group A

Correct answer is A

No explanation has been provided for this answer.