WAEC Agricultural Science Past Questions & Answers - Page 237

1,181.

Plant breeders aim at obtaining the following except

A.

Tolerance to climatic extremes

B.

Resistance to pests

C.

Adaptation of pollination

D.

Uniformity in the time of maturity

Correct answer is C

No explanation has been provided for this answer.

1,182.

The side effects of chemical control of diseases and pests include the following except

A.

Environmental pollution

B.

Poisoning of livestock and man

C.

Destruction of some plant species

D.

Increased cost of production

Correct answer is D

No explanation has been provided for this answer.

1,183.

Black pod disease of cocoa is controlled by

A.

Fumigation of soil

B.

Farm sanitation

C.

Application of herbicides

D.

Application of fungicide

Correct answer is D

No explanation has been provided for this answer.

1,184.

Which of the following is not a characteristic of a good pasture?

A.

High quality grass

B.

Provision of balance nutrients

C.

Ability to withstand trampling

D.

High stem to leaf ratio

Correct answer is A

No explanation has been provided for this answer.

1,185.

Pasture crops are best used in preparing hay

A.

When they are two weeks old

B.

Just before flowering

C.

Just after seed maturation

D.

After they have started to dry up

Correct answer is C

No explanation has been provided for this answer.