Smack is generally taken by
Snorting
Injection
Both $(a)$ and $(b)$
None of these
Alcohol is harmful for
The vaccine of Hepatitis-B is a
Nicotine intake stimulates the $...A...$ to release $...B...$ and $...C... $ into blooc circulation. This lead to increase in $...D...$ and an increase $...E...$ Here $A$ and $E$ refers to
Withdrawal symptoms of alcohol are
Caffeine, cocaine and amphetamine are