Jamb Biology 1983 Past Questions and Answers

Question 11:

• JAMB 1983

The movement of plant in response to external stimulus of no particular direction is

A. Taxism
B. Tropism
C. Hyptotropic movement
D. Nastic movement
E. Phototropism

Question 12:

• JAMB 1983

The part of the mammalian brain responsible for maintaining balance is the

A. Medulla oblongata
B. Olfactory lobe
C. Cerebellum
D. Cerebrum
E. Frontal lobe

Question 13:

• JAMB 1983

In the onion bulb, food is stored in the

A. Stem
B. Lateral buds
C. Cotyledons
D. Outer scale leave
E. Leaf base

Question 14:

• JAMB 1983

Groundnut is not really a 'nut' in the biological sense because

A. It is harvested from inside the ground
B. Pericarp is not hard and tough
C. The fruit is not as hard as coconut
D. The fruit is not succulent
E. It is an achene

Question 15:

• JAMB 1983

What type of fruit is formed from a single flower having several carpels?

A. Multipe fruit
B. Simple fruit
C. Aggregrate fruit
D. Dehiscent fruit
E. Indehiscent fruit