1991 WAEC SSCE Agricultural Science Past Questions
1991
Plant micro-nutrients include the following except
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1991
Which of the following factors does not bring about soil formation?
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1991
A soil with particles of less than 0.002mm in diameter is referred to as
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1991
Fertilizers that usually contain one nutrient which can be used directly by plants are commonly called
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1991
The causal organism of damping-oil disease of okra is a
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1991
Which of the following crops does not require nursery?
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1991
Which of the following is not a reason for the government to encourage the planting of trees
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1991
Which of the following factors does not affect the distribution of pasture grasses?
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1991
If the ginning percentage of the samaru variety of cotton is 35, what will be the amount of raw cotton obtained from a 6 hectare farm with a yield of 330 kg seed cotton per hectare?
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1991
Which of the following crops is not correctly grouped with its industrial product?
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1991
The annual burning of forest areas encourages
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1991
I. spreading and perennial plant with long and rapid growing stems. II. height of plant about 1.2m III. resistance to dry weather. Which of the following pasture grasses has the description given above?
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1991
The commonest method of vegetative propagation is by
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1991
Which of the following crops cannot be easily improved by cross-breeding?
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1991
What symptom can be used to identify maize rust?
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1991
Vetok 85 is used to control
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1991
Staking is very essential in the cultivation of
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1991
The bacterial blight of cotton is also known as
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1991
The objective of crops improvement programmes is to produce the following except