JAMB Biology Past Questions & Answers - Page 150

746.

Which of the following groups of environmental factors are density-dependent?

A.

Food, salinity, accumulation of metabolites, and light

B.

Temperature, salinity predation, and disease

C.

Food predation, disease, and accumulation of metabolites

D.

Temperature, food, disease, and light

Correct answer is C

No explanation has been provided for this answer.

747.

Drancunculiasis can be contacted through

A.

eating contaminated food

B.

drinking contaminated water

C.

bathing in contaminated water

D.

bites of blackfly

Correct answer is B

No explanation has been provided for this answer.

748.

Habitats are generally classified into

A.

biotic and abiotic

B.

aquatic and terrestrial

C.

aboreal and marine biomes

D.

microhabitats and macrohabitats

Correct answer is B

No explanation has been provided for this answer.

749.

Exo-erythrocytic phase of the life cycle of malaria parasite occurs in the

A.

human liver

B.

reticuloendothelial cells of humans

C.

Malphigian tubules of mosquito

D.

human brain

Correct answer is A

No explanation has been provided for this answer.

750.

Which of the following instruments is used to measure relative humidity?

A.

Hydrometer

B.

Thermometer

C.

Hygrometer

D.

Anemometer

Correct answer is C

No explanation has been provided for this answer.