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.

2,231.

In artificial selection, individuals without desirable traits may be prevented from mating by

A.

outbreeding

B.

sterilization

C.

inbreeding

D.

genetic engineering

Correct answer is B

No explanation has been provided for this answer.

2,232.

An example of a saprophytic relationship is a / an

A.

vulture feeding on decaying meat

B.

mushroom growing on decaying vegetation

C.

boy eating stale bread

D.

earthworm feeding on decaying vegetation

Correct answer is B

No explanation has been provided for this answer.

2,233.

Which of the following statements about heredity is not true? In heredity the traits are

A.

carried by genes

B.

contained in the ovum and sperm

C.

always transmitted by one parent

D.

transmitted from parents to offspring

Correct answer is C

No explanation has been provided for this answer.

2,235.

A person with blood group O can be given blood from persons who have blood belonging to

A.

group O only

B.

group A only

C.

groups A and O

D.

groups A, B, and O

Correct answer is A

No explanation has been provided for this answer.