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Subjects
Science CBSE
Class 7
Forests: Our lifeline
8.
Forest structure, components of forest and its importance
Exercise condition:
4
m.
Match the column A with column B
:
Column A
Column B
1
.
Forest product from acacia tree
Sheesham
Elephant
Mushroom
Catechu
2
.
The forests protects from
Vulture
Soil erosion
Humus
Canopy
3
.
Forests are called "Green Lungs" because
Autotrophs
Saprotrophs
Herbivores
Purifies air and water
4
.
Branch part of the tree above the stem
Understorey
Crown
Forest floor
Overstorey
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