Waec Biology Past Questions and Answers

Question 721:

• WAEC 2001

Which of the following processes occurs when the body temperature of a mammal rises above the normal?
I The arterioles in the skin dilate. II Sweat production is reduced. III The erector muscles contract.

A. I only
B. II only
C. I and III only
D. II and III only

Question 722:

• WAEC 2001

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

Question 723:

• WAEC 2001

Short-sight could be corrected with the use of

A. Convex lens
B. Cylindrical lens
C. Concave lens
D. Bifocal lens

Question 724:

• WAEC 2001

Which of the following statements about the maize grain is not correct?

A. Undergoes hypogeal germination
B. Is a fruit
C. Is non-endospermous
D. Has pericarp fused with the testa

Question 725:

• WAEC 2001

In mammals, fertilization usually occurs in the

A. Cervix
B. Vagina
C. Uterus
D. Oviduct