A : Dried specimens are poisoned by HgCl_2.R | vedclass

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(C) In herbarium techniques,dried plant specimens are treated with $HgCl_2$ (mercuric chloride) to prevent fungal and insect attacks.$HgCl_2$ acts as

Vedclass · Accepted Answer

Assertion is correct,but Reason is incorrect.

Vedclass · Answer

(C) In herbarium techniques,dried plant specimens are treated with $HgCl_2$ (mercuric chloride) to prevent fungal and insect attacks.$HgCl_2$ acts as a preservative and a fungicide,protecting the specimen from microbial decay and pests.It does not protect the specimen from moisture; rather,the specimen must be kept in a dry environment to prevent mold growth.Therefore,the Assertion is correct,but the Reason is incorrect.

$A :$ Dried specimens are poisoned by $HgCl_2$.
$R :$ It protects the specimen from the moisture.

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$A :$ Dried specimens are poisoned by $HgCl_2$.$R :$ It protects the specimen from the moisture.