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Agricultural Science 1992 WAEC Past Questions

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26
Which of the following plant diseases is not caused by fungus
  • A. Black arm
  • B. Rice blast
  • C. Rice smut
  • D. cassava leaf-spot
  • E. Maize rust
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27
Trees for lumbering will be regularly available in Nigerian forests if
  • A. there is an increase in annual rainfall
  • B. fertilizers are applied to trees
  • C. timber is no longer used for construction purposes
  • D. a tree is planted for everyone felled
  • E. wood is no longer used as fuel
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28
The side effects of the various preventive and control measures of pests and diseases of crops include the following except
  • A. environmental pollution
  • B. poisoning of wildlife
  • C. disruption of the ecosystem
  • D. improvement in the quality of farm produce
  • E. exposure of the farmer to health hazards
View Answer & Discuss WAEC 1992
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29
Which of the following parts of plants are normally used for vegetative propagation?
  • A. stem, root and seed
  • B. stem, root and flower
  • C. fruit, leaf and root
  • D. leaf, flower and stem
  • E. stem, root and leaf
View Answer & Discuss WAEC 1992
30
The correct sequence in preparing new land for cropping is usually
  • A. stumping, laying out of farm, ridging and tiling
  • B. laying out of farm, ridging, stumping and tilling
  • C. tilling, stumping, laying out of farm
  • D. ridging, laying out of farm, tilling and stumping
  • E. laying out of farm, stumping, tilling and ridging.
View Answer & Discuss WAEC 1992
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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