After a person is detected to be having AIDS by ELISA test, which is the next confirmatory test ?

What is full form of ELISA ?

Which one of the following statements is correct ?

Heroin or smack is chemically ……………

Ecstasy is a drug that is used in most of the Rev parties which is chemically a derivative of …………

From which plant is charas obtained?

Opium is obtained from the latex of the unripe fruits of ……………

Use of Cannabis products results in ……………

Marijuana, ganja and LSD are …………

What is the source of LSD ?