JAMB Biology Past Questions & Answers - Page 161

801.

Adaptive radiation is illustrated in

A.

modified insect mouthparts

B.

dentition in mammals

C.

wings in birds and bats

D.

appendages in insects

Correct answer is A

No explanation has been provided for this answer.

802.

The vector for yellow fever is

A.

Aedes mosquito

B.

Anopheles mosquito

C.

tsetse fly

D.

blackfly

Correct answer is A

No explanation has been provided for this answer.

803.

The average number of individuals of a species per unit area of the habitat is the

A.

population density

B.

population frequency

C.

population size

D.

population distribution

Correct answer is A

No explanation has been provided for this answer.

804.

The activity of an organism that affects the survival of another organism in the same habitat constitutes

A.

an edaphic factor

B.

an abiotic factor

C.

a biotic factor

D.

a physiographic factor

Correct answer is C

No explanation has been provided for this answer.

805.

Low annual rainfall, sparse vegetation, high diurnal temperatures, and cold nights are characteristic features of the

A.

tropical rainforest

B.

desert

C.

montane forest

D.

guinea savanna

Correct answer is B

No explanation has been provided for this answer.