WAEC Biology Past Questions & Answers - Page 180

896.

Which of the following organs is associated with the deamination of proteins?

A.

lung

B.

stomach

C.

kidney

D.

liver

E.

heart

Correct answer is D

No explanation has been provided for this answer.

897.

The respiratory organ found in the cockroach is the

A.

air sac

B.

trachea

C.

lung book

D.

lung

E.

gill

Correct answer is B

No explanation has been provided for this answer.

898.

The conditions that ensure successful exchange of gases in multicellular organisms include the following except

A.

concentration gradient across the respiratory surface

B.

presence of thin membrane as the respiratory surface

C.

last transportation of absorbed gases

D.

presence of large surface area of the respiratory organ

E.

presence of small, dry surface area of the respiratory organ

Correct answer is E

No explanation has been provided for this answer.

899.

Which of the following is the medium of transportation of nutrients with unicellular organisms?

A.

Blood

B.

Serum

C.

Protoplasm

D.

Plasma

E.

lymph

Correct answer is C

No explanation has been provided for this answer.

900.

Which of the following diseases is caused by deficiency of insulin in the body?

A.

Malaria

B.

Diabetes mellitus

C.

Hepatitis

D.

Gonorrhoea

E.

Cholera

Correct answer is B

No explanation has been provided for this answer.