What cannot be obtained through research on plants in a botanical garden?

Statement $X$: Collection of plant and animal species is the primary source of taxonomic studies.
Statement $Y$: Taxonomic studies help in preparing flora and fauna of different regions.
Statement $Z$: Based on taxonomic studies,the geographical distribution of organisms can be understood.

What is the main source for the study of taxonomy?

Select the correct option for the following matches:

List-$I$	List-$II$
$(1)$ Sasangir	$(P)$ Indroda Park
$(2)$ Junagadh	$(Q)$ Himalayan Zoological Park
$(3)$ Gangtok	$(R)$ Sakkarbaug
$(4)$ Gandhinagar	$(S)$ Safari Park

Assertion $(A)$: Botanical gardens and zoological parks are $ex-situ$ conservation approaches.
Reason $(R)$: Botanical gardens and zoological parks are located within museums.
Which option is correct for Assertion $(A)$ and Reason $(R)$?

Choose the incorrect pair:
$(1)$ Museum - storage of living organisms
$(2)$ Herbarium - storage of dead animals
$(3)$ Zoological parks - storage of living animals
$(4)$ Botanical gardens - storage of living plants