Waec Biology 2020 Past Questions and Answers

Question 36:

• WAEC 2020

The part of the mammalian kidney that stores urine is the

A. Capsule
B. Medulla
C. Pelvis
D. Bladder

Question 37:

• WAEC 2020

The properties of endocrine system include the following except

A. Secretion of hormones
B. Transportation by blood to target organ
C. Having specific effect
D. Release of secretion into ducts

Question 38:

• WAEC 2020

The part of the cetral nervous system that controls unconscious actions in humans is the

A. Cerebellum
B. Cerebrum
C. Spinal cord
D. Optic nerves

Question 39:

• WAEC 2020

What happens when the ciliary muscles of the eye contract? The

A. Lens become more concave
B. Lens become more convex
C. Lens gets a longer focal length
D. Suspensory ligament becomes tight

Question 40:

• WAEC 2020

The diagram below is an illustration of a part of a flower. Study it and answer the question below;

The function of the part labeled I is

A. Receiving the pollen grain
B. Passage for the male gamete to the ovary
C. Germination of the pollen grain
D. Site for double fertilization in the plant