Which one of the following taxonomical aids is used for the identification of plants and animals based on similarities and dissimilarities?

Column $I$ lists the names of botanical gardens and Column $II$ lists their locations. Choose the correct matching option:

Column $I$	Column $II$
$1.$ Royal Botanical Garden	$p.$ Lucknow
$2.$ National Botanical Garden	$q.$ Kew
$3.$ Lloyd Botanical Garden	$r.$ Kolkata
$4.$ Indian Botanical Garden	$s.$ Darjeeling

Who developed the $key$ for the identification of animals?

Which group of taxonomic aids is used only for description?

Match the following columns and select the correct option:

Column-$I$	Column-$II$
$A$. Herbarium of Forest Research Institute	$i$. Britain
$B$. Lloyd Botanical Garden	$ii$. Gandhinagar
$C$. Indroda Park	$iii$. Dehradun
$D$. Royal Botanical Garden	$iv$. West Bengal

Out of the four statements $(1-4)$ given below,which two statements are correct regarding botanical gardens?
$(1)$ $A$ collection of plant specimens collected from various places.
$(2)$ Information for the identification of newly discovered plant specimens can be obtained.
$(3)$ $A$ planned collection of living plants for scientific purposes.
$(4)$ For the purpose of identification of various plant species.