WAEC Agricultural Science Past Questions & Answers - Page 173

861.

Which of the following groups of crops grow best in the savanna zones of West Africa?

A.

Cotton, millet and groundnut

B.

Cocoa, kola and oil palm

C.

Cotton, cocoa and guinea corn

D.

Banana, rubber and millet

Correct answer is A

No explanation has been provided for this answer.

862.

The removal of top soil from a small area of soil surface due to the impact of raindrops is known as

A.

Sheet erosion

B.

Rill erosion

C.

Gully erosion

D.

Splash erosion

Correct answer is A

No explanation has been provided for this answer.

863.

The biotic factor which derives much benefit from livestock and reduces productivity is a

A.

Predator

B.

Parasite

C.

Pathogen

D.

Microbe

Correct answer is B

No explanation has been provided for this answer.

864.

Which of the following practices promote agricultural development?

A.

Growing disease-resistant crops

B.

Planting late-maturing crop varieties

C.

Banning importation of pesticides

D.

Encouraging communal land tenure system

Correct answer is A

No explanation has been provided for this answer.

865.

The main reason for establishing game reserves is to prevent wildlife from

A.

Being poached

B.

Being hunted periodcally

C.

Attacking tourists

D.

Becoming extinct

Correct answer is D

No explanation has been provided for this answer.