Question

1. which is a hallucinogen?

lsd
heroin
morphine
nicotine
clear all

Explanation:

Hallucinogens are substances that alter perception, thoughts, and feelings, often causing hallucinations. LSD (Lysergic Acid Diethylamide) is a well - known hallucinogen. Heroin and Morphine are opioids, which are primarily used for pain relief and have different effects on the body (they are depressants in terms of their overall effect on the central nervous system, though they have pain - relieving properties). Nicotine is a stimulant found in tobacco products, and it does not cause hallucinations.

Answer:

A. LSD