WAEC Biology Past Questions & Answers - Page 183

911.

The following functions are associated with the liver except 

A.

regulation of blood sugar

B.

production of heat

C.

production of fibrinogen

D.

production of vitamin

Correct answer is C

No explanation has been provided for this answer.

913.

The effect of the contraction of the muscles of the diaphram is that

A.

the volume of the thoracic cavity increases

B.

more carbon dioxide is expelled through the nostrils

C.

the rib cage is drawn inwards

D.

the intercostal muscle becomes relaxed

Correct answer is A

No explanation has been provided for this answer.

914.

Which of the following pairs of structures does not perform similar functions?

A.

Lungs and spiracles

B.

Root hair and mammalian hair

C.

Feathers and scales

D.

Contractile vacuole and kidney

Correct answer is B

No explanation has been provided for this answer.

915.

Which of the following is not a product of fermentation of glucose?

A.

Energy

B.

Alcohol

C.

Lactic acid

D.

Carbon dioxide

Correct answer is C

No explanation has been provided for this answer.