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.

1,911.

The transfer of pollen grains from the anther to a sigma is

A.

propagation

B.

placentation

C.

pollination

D.

fertilization

Correct answer is C

No explanation has been provided for this answer.

1,912.

The chitin in the exoskeleton of many arthropods is strengthened by

A.

lipids

B.

proteins

C.

calcium compounds

D.

organic salts

Correct answer is C

No explanation has been provided for this answer.

1,913.

The main structure in vertebrates that supports and protects the body is the

A.

skeleton

B.

ligament

C.

muscle

D.

joint

Correct answer is A

No explanation has been provided for this answer.

1,914.

Which of the following is the waste product of an insect?

A.

Alkaloids

B.

Uric acid

C.

Sweat

D.

Mucilage

Correct answer is B

No explanation has been provided for this answer.

1,915.

Which of the following forms about 55% of the volume of the blood in man?

A.

leucocytes

B.

platelets

C.

plasma

D.

erythrocytes

Correct answer is C

No explanation has been provided for this answer.