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.

4,381.

Pollination is best defined as

A.

transfer of pollen from anther to stigma

B.

germination of pollen grains

C.

growth of pollen tube in ovule

D.

visiting flowers by insects

Correct answer is A

No explanation has been provided for this answer.

4,382.

Ozone hole refers to

A.

hole in ozone layer

B.

decrease in the ozone layer in troposphere

C.

decrease in thickness of ozone layer in stratosphere

D.

increase in the thickness of ozone layer in troposphere

Correct answer is C

No explanation has been provided for this answer.

4,383.

Ordinary table salt is sodium chloride. What is baking soda?

A.

Potassium chloride

B.

Potassium carbonate

C.

Potassium hydroxide

D.

Sodium bicarbonate

Correct answer is D

No explanation has been provided for this answer.