Search SchoolNGR

Sunday, 21 June 2026
Register . Login

Agricultural Science Past Questions and Answers

Agricultural Science Questions

Question 1521:
Which of the following insect pests causes defoliation in crops?
  • A Mirid
  • B Grasshopper
  • C Weevil
  • D Aphid
View Answer & Explanation
Question 1522:
Which of the following pesticides effectively control maize stem borers?
  • A Systematic insecticides
  • B Contact poisons
  • C Nematicides
  • D Fumigants
View Answer & Explanation
Question 1523:
Which of the following combinations of practices best controls groundnut rosette disease?
  • A Late planting and spraying of insecticide
  • B Early planting and spraying of nematicide
  • C Late planting and spraying of fungicide
  • D Early planting and spraying of insecticide
View Answer & Explanation
Question 1524:
Determine the number of bottles of a herbicide required to spray 25 hectares of farmland, if one bottle is needed to prepare 100 litres and the diluted product product is applied at a rate of 20 litres per hectare.
  • A 2 bottles
  • B 5 bottles
  • C 8 bottles
  • D 11 bottles
View Answer & Explanation
Question 1525:
The milk secreting organ in cattle is the
  • A Dewlap
  • B Udder
  • C Comb
  • D Muzzle
View Answer & Explanation