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Subjects
Science CBSE
Class 9
Improvement in food resources
Crop yield improvement
4.
Manure, fertiliser advantages and disadvantages
Exercise condition:
3
m.
Choose the correct option
:
Column A
Column B
1
.
Classified into compost, vermicompost, and green manure
manure
vermicompost
fertiliser
green manure
compost
2
.
Crops mulched or ploughed into the soil
compost
green manure
manure
fertiliser
vermicompost
3
.
Produces higher yield
manure
green manure
fertiliser
compost
vermicompost
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