What is Charas?

Match the following columns correctly.

Column-$I$	Column-$II$
$(1)$ Datura	$(a)$ Floral base of plant
$(2)$ Erythroxylum coca	$(b)$ Hallucination
$(3)$ Papaver somniferum	$(c)$ Interference with dopamine
$(4)$ Cannabis sativa	$(d)$ Latex

What are the effects of cocaine abuse?

Nicotine intake stimulates the $...A...$ to release $...B...$ and $...C...$ into blood circulation. This leads to an increase in $...D...$ and an increase in $...E...$. Here $A$ and $E$ refer to:

Cocaine is obtained from

Which of the following chemicals stimulates the secretion of adrenaline?