Jamb Biology 1998 Past Questions and Answers

Question 26:

• JAMB 1998

The small masses of nervous tissues in which many neurones have their nuclei are called

A. Dorsal roots
B. Ventral roots
C. Ganglia
D. Synapses

Question 27:

• JAMB 1998

The corolla is partly represented by

A. I
B. II
C. III
D. Iv

Question 28:

• JAMB 1998

A group of organisms of different species living in a particular area is described as a

A. Colony
B. Community
C. Population
D. Niche

Question 29:

• JAMB 1998

Which of the following is the direct consequence of transferring energy from one trophic level to another?

A. An increase in biomass
B. A decrease in the efficiency
C. An increase in the total numbers of resulting individuals
D. A decrease in the resulting biomass

Question 30:

• JAMB 1998

The condition that encourages denitrification is

A. Low soil oxygen
B. High soil nitrogen
C. Absence of soil bacteria
D. Lightening and thunderstrom