JAMB Biology Past Questions & Answers - Page 110

546.

In the diagram, the species whose distribution is not affected by rainfall is

A.

ii

B.

iv

C.

i

D.

iii

Correct answer is A

No explanation has been provided for this answer.

547.

Which of the following can be decided from the distribution above?

A.

species II is found only in locations where it rains all year round

B.

species III inreases in number as rainfall increases

C.

the distribution of species IV is not dependent on rainfall

D.

species I thrives under conditions of moderate to high rainfall

Correct answer is D

No explanation has been provided for this answer.

548.

In the diagram, the structures used for offense and defense are labelled

A.

i and iv

B.

i and ii

C.

ii and iii

D.

iii and iv

Correct answer is B

No explanation has been provided for this answer.

549.

In the diagram, a unique characteristic that distinguishes the class of vertebrates represented from other vertebrates is the presence of

A.

two pairs of limbs

B.

scales on the lower legs

C.

a pair of wings

D.

a covering of feathers

Correct answer is D

No explanation has been provided for this answer.

550.

In the diagram, the structure labelled I is sensitive to

A.

light and touch

B.

chemicals only

C.

light only

D.

chemicals and touch

Correct answer is A

No explanation has been provided for this answer.