Jamb Biology 1982 Past Questions and Answers

Question 31:

• JAMB 1982

Which of the following is NOT a function of mammalian blood?

A. Engulfing bacteria
B. Production of hormones
C. Transporting ureas
D. Distribution of heat
E. Transporting glucose

Question 32:

• JAMB 1982

Which of these parts of the mammalian ears is directly concerned with the sense of balance?

A. Cochlea
B. Eustachian tube
C. Ear-drum
D. Pinna
E. Semicircular canals

Question 33:

• JAMB 1982

When freshly tapped palm wine was kept overnight it was found to be more alcoholic. This effect must have been due to

A. The addition of saccharin
B. The addition of sugar
C. The addition of whisky or local gin
D. Some complex hydrolytic reaction
E. Anaerobic respiration of an organism

Question 34:

• JAMB 1982

If a farmer left his land uncultivated for five years before returning to it, he must be practising

A. Modern agriculture
B. Strip cropping
C. Contour ridging
D. Crop rotation
E. The bush fallow system

Question 35:

• JAMB 1982

A pyramid of numbers can be defined as

A. The number of plants and animals in an ecosystem
B. An arrangement of organism according to their habitat
C. The numerical relationships of a food chain
D. The number of plants and animals in a population
E. The total number of species and general in a community