JAMB Agricultural Science Past Questions & Answers - Page 31

151.

___________ is the process which assist farmers through educational procedures in improving farming methods

A.

Agricultural intension

B.

Agricultural extension

C.

Agricultural education

D.

Agricultural technology

Correct answer is B

Agricultural extension is the process, system or service which assists farmers or farm people through educational procedures in improving farming methods and techniques.

 

152.

Which of the following is not correct about Stylosanthers gracilis?

A.

It is an animal legume

B.

It is propagated by seeds

C.

It is drought resistant

D.

It produces nodules

Correct answer is A

Stylosanthes gracilis is not an animal legume.

153.

Which of these is not an example of tractor coupled implement?

A.

Harrow

B.

Incubator

C.

Ridger

D.

Plough

Correct answer is B

Tractor coupled implements are implements which are coupled or attached to a tractor in order to enable if perform its work. They are also called intermediate farm machinery.
Incubators are machines which are used for hatching fertilized eggs artificially and they are not attached to a tractor.

154.

The followings are functions of a sprayer except

A.

It can be used to control the growth of weeds

B.

It can be used to control the effects of pest

C.

It can be used to plant seeds

D.

It can be used to spray disinfectant

Correct answer is C

Sprayers are types of equipment designed to spray certain chemicals in various farm operations and not for planting seeds.

155.

Ginning is a method of processing

A.

Cocoa

B.

Cotton

C.

Oil palm

D.

Palm kernel oil

Correct answer is B

Ginning is the first mechanical process involved in processing cotton. Grinning is the process of removing seeds and debris from cotton thereby turning it into yam.