WAEC Past Questions and Answers - Page 1653

8,261.

Ornamental plants reduce noise pollution in the environment by

A.

Scattering sound energy

B.

Reflecting sound waves

C.

Dispersing sound waves

D.

Absorbing sound energy

Correct answer is C

No explanation has been provided for this answer.

8,262.

The botanical name of groundnut is

A.

Vigna unguiculata

B.

Arachis hypogaea

C.

Phaseolus vulgaris

D.

Glycine max

Correct answer is B

No explanation has been provided for this answer.

8,263.

Citrus is usually propagated by

A.

Budding

B.

Layering

C.

Use of stem cuttings

D.

Use of bulbs

Correct answer is A

No explanation has been provided for this answer.

8,264.

The frequency of weed control on a tomato farm does not depend on

A.

Rainfall

B.

Soil fertility

C.

Nearness to homestead

D.

Planting distance of crops

Correct answer is C

No explanation has been provided for this answer.

8,265.

The following crops require staking except

A.

Tomato

B.

Yam

C.

Pumpkin

D.

Guinea corn

Correct answer is D

No explanation has been provided for this answer.