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Agricultural Science Past Questions and Answers

Jamb Agricultural Science Questions

Question 271:
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
View Answer & Explanation
Question 272:
The method of irrigation suitable for use on a steep slope is
  • A Sprinkler irrigation
  • B Flood
  • C Furrow irrigation
  • D Shadoof
View Answer & Explanation
Question 273:
The main source of power for subsistence agriculture is
  • A Animal
  • B Machine
  • C Electricity
  • D Man
View Answer & Explanation
Question 274:
The most suitable source of power for stationary equipment on the farm is
  • A Machinery
  • B Electricity
  • C Animal
  • D Man
View Answer & Explanation
Question 275:
An important farm machine used for coupling many implements is
  • A Disc harrow
  • B Harvester
  • C Tractor
  • D Plough
View Answer & Explanation