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Which one of the following is an opiate narcotic?

1. Barbiturates
2. Morphine
3. Amphetamines
4. LSD

Correct answer: Morphine

Solution

Morphine is an opiate narcotic because it is an opioid analgesic derived from opium and used for severe pain relief. The other options belong to different drug classes: barbiturates are sedatives, amphetamines are stimulants, and LSD is a hallucinogen.

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