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Subjects
Science State Board
Class 8
Crop Production and Management
Crop rotation and preservation of seeds
1.
Crop rotation, seed bank and heirloom seeds
Exercise condition:
3
m.
Choose the correct answer
:
1
.
Repeated cultivation of same crop in same field
-
crop rotation
mixed cropping
crop duration
monocropping
2
.
Non-governmental seed bank organization present in New Delhi
-
navadanya
royal botanic garden
preservation of grains
seed bank
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