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Subjects
Science State Board
Class 10
Environmental management
Resources management and waste disposal
12.
Soil erosion, causes, effects, and its management
Exercise condition:
4
m.
Match the column A with column B
:
Column A
Column B
1
.
Uppermost layer of the earth's crust
Soil
Soil erosion
Humus
2
.
Soil erosion results in
Decrease in soil fertility
Loss of humus
All of the above
3
.
Soil erosion is managed by
Planting trees in the form of a shelterbelt
Terracing
Contour ploughing
All of the above
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