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Science CBSE Homework Assignments
Class 9
Improvement in food resources
Cropping patterns and Infestation
1.
Mixed cropping, intercropping, and crop rotation
Question:
3
m.
Choose the correct answer
:
1
.
In which method crops are selected based on the nutrient requirement?
none of the above
intercropping
crop rotation
mixed cropping
2
.
Rotation of crops depends on the crop duration in
mixed cropping
none of the above
crop rotation
intercropping
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