An essential element:...

An essential element:

A

occurs in plant ash

B

Is irreplaceable and indispensable for plant growth

C

is absorbed by root

D

All of the above

Text Solution

Verified by Experts

The correct Answer is:

B

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An essential element:
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The set of three elements included fully in micro nutrients:
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Nitrogen fixation is
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The components of nitrogenase and nitrate reductase is:
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