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Science TN
9th Std
Ch-24: Environmental science
1.
The adaptations of plants with the habitat
Exercise condition:
2
m.
Assertion (A)
:
In water hyacinth, air chambers are present.
Reasoning (R)
:
Air chambers provide buoyancy and mechanical support.
A is true but R is false
A is false but R is true
Both A and R are false
Both A and R are true and R is the correct explanation of A
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