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Question

Pneumatophore are:

A
Positively geotropic
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B
Negative phototropic
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C
Negatively geotropic
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D
Hydrotropic
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Solution

The correct option is D Negatively geotropic
Pneumatophores are negatively geotropic roots found in mangroves. They have pores for gaseous exchange. These pores are important because the soil is waterlogged and there is a deficiency of air in the soil.
Thus, the correct answer is option C.

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