WAEC Biology Past Questions & Answers - Page 122

606.

The following are natural resources except

A.

rubber

B.

soil

C.

water

D.

cellophane

Correct answer is D

No explanation has been provided for this answer.

607.

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.

608.

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.

610.

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.