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Agricultural Science 1991 WAEC Past Questions

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21
The objective of crops improvement programmes is to produce the following except
  • A. crop types with improved taste and processing
  • B. disease-resistance crops
  • C. high-yielding crops
  • D. crops adapted to adverse enviromental conditions
  • E. crops resistant to all pests
View Answer & Discuss WAEC 1991
22
The bacterial blight of cotton is also known as
  • A. black arm
  • B. leaf spot
  • C. damping off
  • D. twister
  • E. leaf rust
View Answer & Discuss WAEC 1991
23
Staking is very essential in the cultivation of
  • A. tomato and pepper
  • B. cassava and cowpea
  • C. cowpea and spinach
  • D. tomato and yam
  • E. spinach and pepper
View Answer & Discuss WAEC 1991
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24
Vetok 85 is used to control
  • A. rodents
  • B. birds
  • C. stem borers
  • D. reptiles
  • E. nematodes
View Answer & Discuss (1) WAEC 1991
25
What symptom can be used to identify maize rust?
  • A. yellow colouration of the leaves
  • B. raised brown spots on the leaves
  • C. infected leaves showing stripes of yellow and green
  • D. drying up to the leaves
  • E. shedding of leaves
View Answer & Discuss WAEC 1991
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