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Assertion : Root hairs are present on whole root surface Reason : Root hairs absorb waterA. If both the assertion and the reason are true and the reason is a correct explanation of the assertionB. If both the assertion and reason are true but the reason is not a correct explanation of the assertionC. If the assertion is true but the reason is falseD. If the assertion is false but reason is true

Answer» Correct Answer - D
Root hair zone is `1-6 cm` in length. The root hairs increase the exposed surface of the root for absorption of water and minerals.


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