WAEC Agricultural Science Past Questions & Answers - Page 45

221.

Which of the following statements best describes commercial farming?

A.

Production of plants and animals for family consumption

B.

Large scale agricultural production for sale

C.

Large scale agricultural production for family consumption

D.

Use of family labour for large scale agricultural production

Correct answer is B

No explanation has been provided for this answer.

222.

Which of the following is not a source of minerals in animal nutrition?

A.

Palm oil

B.

Fish meal

C.

Blood meal

D.

Green pastures

Correct answer is A

No explanation has been provided for this answer.

223.

Maize grows best on

A.

Sandy soil

B.

Sandy-clay soil

C.

Loamy soil

D.

Silty-clay soil

Correct answer is C

Loamy soil; this is the best soil for planting, because it contains all types of soil in the right proportion and required nutrients for growth of plant.

 

224.

The farm practices that does not have a very harmful effect on the soil is

A.

Flooding

B.

Crop rotation

C.

Over grazing

D.

Bush burning

Correct answer is B

Crop rotation is the practice of growing a series of dissimilar or different types of crops in the same area in sequenced seasons.

225.

The type of soil formed is affected by the following factors except

A.

Climate

B.

Vegetation

C.

Topography

D.

Farming systems

Correct answer is D

All other options apart from farming systems affects the soil type, farming system only affects the soil texture.