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Improvement in Food Resources - 1 (Class IX)

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Multiple Choice

How can we control pests that attack the stored grains?

a. Spraying of insecticides over grains
b. Conversion of insecticide solution into fumes to kill the insects
c. Mixing neem kernel powder along with grains and adding legumes to grains

  1. Only a
  2. Only b
  3. Both a and b
  4. Both b and c
  5. All of the above
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