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.

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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 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.

Column $X$	Column $Y$
$(1)$ Blotting paper	$(M)$ For preservation of dried specimens
$(2)$ Poisoning	$(N)$ For testing of specimens
$(3)$ Herbarium sheet	$(O)$ For drying plants
$(4)$ Fumigation	$(P)$ For mounting of specimens

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

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Select the correct match for $X$ and $Y$:
Column $X$ Column $Y$
$(1)$ Blotting paper $(M)$ For preservation of dried specimens
$(2)$ Poisoning $(N)$ For testing of specimens
$(3)$ Herbarium sheet $(O)$ For drying plants
$(4)$ Fumigation $(P)$ For mounting of specimens

$A$ storehouse of collected plant specimens that are dried,pressed,and preserved on sheets is known as .......

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