WAEC Past Questions and Answers - Page 4112

20,556.

The chameleon's ability to blend in with the colour of its environment is an example of

A.

adaptive radiation

B.

protective coloration

C.

courtship display

D.

display of body colour

E.

territorial behaviour

Correct answer is B

No explanation has been provided for this answer.

20,557.

Which of the following does not illustrate adaptation to the environment?

A.

The chameleon's ability to change colour

B.

Fish's streamlined shape

C.

Light bones in birds

D.

Big muscles due to weightlifting

E.

Fish with fins

Correct answer is D

No explanation has been provided for this answer.

20,558.

Which of the following is a function of the chromosome?

A.

Transmitting hereditary traits

B.

Protein synthesis

C.

Excretion

D.

Energy production

E.

Enzyme manufacture

Correct answer is A

No explanation has been provided for this answer.

20,559.

Which of the following diseases or disorders can be prevented by applying the knowledge of
heredity through marriage counselling?

A.

Sickle cell anaemia

B.

Haemophilia

C.

Diabetes mellitus

D.

Colour blindness

E.

River blindness

Correct answer is A

No explanation has been provided for this answer.

20,560.

The offspring produced when pure strains interbreed is described as

A.

dominance

B.

phenotype

C.

allele

D.

genotype

E.

hybrid

Correct answer is E

No explanation has been provided for this answer.