WAEC Biology Past Questions & Answers - Page 19

91.

Diagrams X and Y below are illustrations of transverse sections of a part of plants. Study them and answer this question.

The part labelled Il is the?

A.

Pith

B.

xylem

C.

Phloem

D.

endodermis

Correct answer is A

No explanation has been provided for this answer.

92.

Diagrams X and Y below are illustrations of transverse sections of a part of plants. Study them and answer this question.

The part responsible for conducting water and dissolved mineral salts from the soil to the leaves is labelled

A.

I

B.

II

C.

III

D.

IV

Correct answer is D

No explanation has been provided for this answer.

93.

Diagrams X  and  Y below are illustrations of transverse sections of a part of plants. Study them and answer this question.

which of the following statements is not correct?  Diagrams X and Y are sections of  

A.

roots

B.

a dicotyledonous root

C.

vascular bundies

D.

stems

Correct answer is A

No explanation has been provided for this answer.

94.

Organ level of organization in living things is found in

A.

waterleaf plant

B.

virus particle

C.

kidney

D.

spermatozoon

Correct answer is C

No explanation has been provided for this answer.

95.

which of the following statements about living things is correct?

A.

animals respire using carbon(iv)oxide as a raw material

B.

growth in plants is limited after some time

C.

most plants respond to stimulus slowly

D.

higher animals can reproduce asexually

Correct answer is C

Higher and more complex animals like birds and mammals can reproduce only by sexual means.