Jamb Biology 1978 Past Questions and Answers

Question 16:

• JAMB 1978

In the life history of schistosoma (Bilharzia), one of the following is intermediate host

A. Man
B. Snail
C. Mosquito larva
D. Crayfish
E. Fish

Question 17:

• JAMB 1978

In which of the following groups of organisms do all the members have asexual method of reproduction?

A. A geen filament algae, a flowering plant and a bird
B. A toad (or frog) , ameoba and mucor ( penicillium)
C. A flowering plant, tape worm (or ascaris) and a green filamentous algae
D. Mucor (or penicillium), a bird and a toad (or frog)
E. Ameoba, mucor (or penicillium ) and a green filamentous algae

Question 18:

• JAMB 1978

The hormone which tones up the muscles of a person in time of danger is from the

A. Thyroid gland
B. Pancreas
C. Adrenal gland
D. Liver
E. Spleen

Question 19:

• JAMB 1978

The study of organism and the environment of an abandoned farmland is the ecology of?

A. A community
B. A population
C. A specie
D. A habitat
E. An ecosystem

Question 20:

• JAMB 1978

A potometer with a leafy shoot weighed 18.9g initially and weighed 17.9g after one hour. From this it follow that

A. The shoot absorbed 1g of water per hour
B. 1g of water per hour evaporates from the potometer
C. The shoot lost 1g of water per hour
D. The potometer water receded at the rate of 1g per hour
E. The shoot was respiring and lost weight at rate of 1g per hour