If an addict takes drugs through injections,which diseases are they likely to contract? $(i)$ Malaria $(ii)$ Filariasis $(iii)$ $AIDS$ $(iv)$ Hepatitis-$B$

In what form is opium obtained from the poppy plant?

Which one of the following depresses brain activity and produces feelings of calmness,relaxation,and drowsiness?

Identify the correct statements from the following:
$(i)$ With repeated use of drugs,the tolerance level of the receptors present in the body increases.
$(ii)$ Youngsters often use drugs repeatedly due to financial gains.
$(iii)$ Lack of proper guidance or counseling leads individuals to become addicts.
$(iv)$ Repeated use of alcohol leads to 'withdrawal syndrome'.

Which of the following effects is $NOT$ caused by the abuse of cocaine?

Match the following columns correctly:

Column-$I$	Column-$II$
$(a)$ Barbiturates	$(i)$ Dilation of pupils
$(b)$ Amphetamines	$(ii)$ Pep pills
$(c)$ $\Delta-9-THC$	$(iii)$ Stimulates adrenal glands
$(d)$ Nicotine	$(iv)$ Synthetic sedative drug