Question 2461:

• JAMB 2021

Fertile soil is one which

A. Which easily drained
B. Is well aerated
C. Can produce a good harvest of cowpea
D. Contain all essential plant nutrients in suitable proportion

Question 2462:

• JAMB 2021

The effects of practicing crop rotation include the following except

A. Maintaining and improving soil fertility
B. Controlling soil erosion
C. Adding humus to the soil
D. Preventing the build-up of pests and diseases

Question 2463:

• JAMB 2021

The method of irrigation suitable for use on a steep slope is

A. Sprinkler irrigation
B. Flood
C. Furrow irrigation
D. Shadoof

Question 2464:

• JAMB 2021

The main source of power for subsistence agriculture is

A. Animal
B. Machine
C. Electricity
D. Man

Question 2465:

• JAMB 2021

The most suitable source of power for stationary equipment on the farm is

A. Machinery
B. Electricity
C. Animal
D. Man