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  4. How many of these drugs are obtained from flowering plant? Barbiturates, Marijuana, Cocaine, Amphetamine, Datura, Belladonna, Benzodiazepine, Charas.

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Q. How many of these drugs are obtained from flowering plant?
Barbiturates, Marijuana, Cocaine, Amphetamine, Datura, Belladonna, Benzodiazepine, Charas.

NTA AbhyasNTA Abhyas 2020

Solution:

Drugs like barbiturates, amphetamines, benzodiazepines, and other similar drugs, that are normally used as medicines to help patients cope with mental illnesses like depression and insomnia, are often abused.
The flower tops, leaves and the resin of cannabis plant are used in various combinations to produce marijuana, hashish, charas and ganja.
Coca alkaloid or cocaine is obtained from coca plant Erythroxylum coca, native to South America. Other well-known plants with hallucinogenic properties are Atropa belladona and Datura.
Thus, among the given list, five drugs are obtained from flowering plant- Marijuana, Cocaine, Datura, Belladonna, Charas.