Q. Natural hallucinogen is

I. Mescaline

II. Psilocybin.

III. Hemp products

1. I and II
2. II and III
3. I and III
4. I, II and III

Hello Student,
Please find answer to your question below:

Correct answer is 4. I, II and III
Halucinogen act mainly on CNS and greater alter one’s thought, feeling, and perceptions. they are known as psychodic drugs.
Mescaline, Psilocybin, and Hemp products are some of examples of halucinogens.