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.

1,596.

An abandoned refuse dump may be a good site for an intending vegetable farmer because

A.

very little manual work would be done by the farmer

B.

microbial activity had released nutrients into the soil

C.

the roots of vegetable seedlings easily get enough light

D.

refuse dumps possess plenty of gas which scares away rodents

Correct answer is B

No explanation has been provided for this answer.

1,597.

The drugs which inhibit the growth of disease-causing organisms and thus used in the treatment of infections are referred to as

A.

antibodies

B.

antibiotics

C.

antitoxic

D.

septics

Correct answer is B

No explanation has been provided for this answer.

1,599.

Which of the following methods is best for the determination of population density of Tridax in an open held?

A.

transect

B.

quadrat

C.

Sweep-net

D.

pit-fall

Correct answer is B

No explanation has been provided for this answer.

1,600.

When a farmer sprays crops with a pesticide, the pesticide becomes

A.

poisonous to all plants

B.

is broken down by soil algae

C.

easily washed down into lakes and rivers

D.

absorbed by bodies of mammals

Correct answer is C

No explanation has been provided for this answer.