WAEC Agricultural Science Past Questions & Answers - Page 117

581.

Theobroma cacao grows best in the

A.

Sudan savannah zone

B.

Humid rain forest zone

C.

Mangrove swamp forest zone

D.

Northern guinea savannah zone

Correct answer is B

No explanation has been provided for this answer.

582.

A bag of fertilizer has a ratio of 10:0 written on it. This means that the fertilizer is a

A.

Lime fertilizer

B.

Nitrogenous fertilizer

C.

Phosphate fertilizer

D.

Potassium fertilizer

Correct answer is C

No explanation has been provided for this answer.

583.

Continuous soil tillage could lead to

A.

Increased infiltration of water

B.

Reduced run-off

C.

Break down of soil structure

D.

Improved soil texture

Correct answer is C

No explanation has been provided for this answer.

584.

Which of the following pairs of farming systems uses bush fallowing?

A.

Crop rotation and land rotation

B.

Shifting cultivation and land rotation

C.

Land rotation and mixed farming

D.

Crop rotation and monoculture

Correct answer is B

No explanation has been provided for this answer.

585.

A major disadvantage of monoculture is that

A.

Soil texture is destroyed

B.

Soil microbes are destroyed

C.

Diseases and pests build up

D.

Farms cannot be mechanized

Correct answer is C

No explanation has been provided for this answer.