Where is the Dudhsagar Dairy located?

Select the correct match for $X$ and $Y$:

Column $X$	Column $Y$
$(1)$ Worker bee	$(A)$ Soluble in ether
$(2)$ Rohu	$(B)$ Sterile female bee
$(3)$ Wax	$(C)$ Father of White Revolution
$(4)$ Kurien	$(D)$ Freshwater fish

As a result of advancements in the field of $......$, plant breeding is now increasingly being carried out using molecular genetic tools.

Where is the Central Rice Research Institute located?

In an experiment,freshly hatched larvae of an insect (Khapra beetle) were reared on a basal diet (complete diet without cholesterol) with increasing amounts of cholesterol. Results obtained are shown in the given graph.
The graph indicates:

Which state has the highest production of sugarcane in India?