Preventive and control measures adopted for the storage of grains include - Science

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MCQ

Preventive and control measures adopted for the storage of grains include

Options

  • strict cleaning

  • proper disjoining

  • fumigation

  • all of the above

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Solution

all of the above

Explanation:

Biotic and abiotic factors, which cause the destruction of grains during storage can be prevented by following methods:

  1. Cleaning of the produce before storage: The grains and other agricultural produce should be properly cleaned and dried in sun before their storage.
  2. Safe and proper storage: Godown, warehouses and stores should be properly cleaned, dried and repaired. The bags of grains should be properly disjointed i.e., should not be cluttered at a place to provide proper aeration.
  3. Fumigation: Chemical pesticides are used as fumigants. These fumes kill insect pests and other harmful pathogens.
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Chapter 15: Improvement In Food Resources - Multiple Choice Questions [Page 87]

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NCERT Exemplar Science Class 9
Chapter 15 Improvement In Food Resources
Multiple Choice Questions | Q 17. | Page 87

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