JAMB Agricultural Science Past Questions & Answers - Page 35

171.

Bulldozer is used for the following purpose except

A.

Bush clearing

B.

Felling trees and stumps

C.

Leveling the ground

D.

Planting of trees

Correct answer is D

Bulldozer has tract-type metal chains, used for its movement in bush clearing, felling trees and stumps, leveling the ground except planting of trees.

172.

Bulldozers are powerful tractors and expensive machines with a

A.

Broad steel blade

B.

Narrow steel blade

C.

Tiny steel blade

D.

Small steel blade

Correct answer is A

Bulldozers are powerful tractors and expensive machines with a broad steel blade or sheet at the front.

 

173.

In encouraging farmers to produce more of a particular crop, the Nigerian government has helped farmers in marketing that crop through the establishment of

A.

Rural schools of agriculture

B.

Markets for the sale of crops

C.

Marketing boards

D.

Rural extension offices

Correct answer is C

Marketing Board can be defined as an organization set up by a government to regulate the buying and selling of a certain commodity within a specified area.

174.

The major factors affecting the application of science and technology to Nigeria agriculture include the following except

A.

Unavailability of fund

B.

Unavailability of farmland

C.

Unwillingness of farmer to adopt scientific method

D.

Availability of fund

Correct answer is D

Availability of fund is not a major factor affecting the application of science and technology to Nigeria agriculture.

175.

Which of the following nutrient element is a macro-nutrient?

A.

Phosphorus

B.

Zinc

C.

Iron

D.

Manganese

Correct answer is A

Macro nutrients are nutrients required in large quantities in plants eg Nitrogen , Phosphorus etc