WAEC Past Questions and Answers - Page 4053

20,261.

The process whereby poisonous compounds are made harmless in the liver is called

A.

deamination

B.

glycolysis

C.

dehydration

D.

detoxification

E.

denitritication

Correct answer is D

No explanation has been provided for this answer.

20,262.

Mutation leads to evolution in that it

A.

gives rise to offspring which have the same characteristics as the parents

B.

kill all organism where it has occurred

C.

gives rise to new individuals which differs considerably from their parents

D.

always confers adaptability of the offspring

E.

does not confer adaptability to the offspring

Correct answer is C

No explanation has been provided for this answer.

20,263.

The part of the ear that equalizes air pressure on either side of the eardrum is the

A.

auditory meatus

B.

malleus

C.

Eustachian tube

D.

oval window

E.

stapes

Correct answer is C

No explanation has been provided for this answer.

20,264.

The following conditions form the basis for competing in a habitat except

A.

food

B.

space

C.

reproductive mate

D.

light

E.

body structure

Correct answer is E

No explanation has been provided for this answer.

20,265.

Which of the following factors does not control population growth?

A.

Food shortage

B.

Emigration

C.

Abundance of food

D.

Predation

E.

Natural disaster

Correct answer is C

No explanation has been provided for this answer.