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PDF chapter test
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Subjects
Science CBSE
Class 9
Improvement in food resources
Crop yield improvement
5.
Irrigation and its types
Exercise condition:
3
m.
Drag the correct option for each of the questions
:
Answer variants:
riverlift system
rainwater harvesting
tanks
watershed management
tube well
irrigation
canals
1
.
Types of well
-
2
.
Small check-dams increase the ground water level
-
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