WAEC Biology Past Questions & Answers - Page 231

1,151.

Which of the following human traits in a class of school children may give an approximate normal distribution curve when the variation is plotted?

A.

Blood groups

B.

Ear shapes

C.

Sex distribution

D.

Heights

Correct answer is D

No explanation has been provided for this answer.

1,152.

Which of the following statements about phosphorous is not correct?

A.

Helps to regulate the acid-base balance of the body

B.

Regulates the metabolism of proteins, fats and carbohydrates

C.

Required in many chemical reactions occurring in the body

D.

Phosphorous is a major constituent of bones and teeth

Correct answer is A

No explanation has been provided for this answer.

1,153.

Which of the following characters is not an example of discontinuous variation?

A.

Skin color

B.

Fingerprint

C.

Ability to roll tongue

D.

Sex type

Correct answer is A

No explanation has been provided for this answer.

1,154.

Members of the vitamin B complex are

A.

water-soluble

B.

fat-soluble

C.

water insoluble

D.

generally insoluble

Correct answer is A

No explanation has been provided for this answer.

1,155.

Vitamin C deficiency results in

A.

ricket

B.

beri-beri

C.

scurvy

D.

pellagra

Correct answer is C

No explanation has been provided for this answer.