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Biology · 2023 · 3 marks
CBSE 2023 · Region 3 · Set 3 · Q24
(a) Name the category of drugs represented by the chemical structure given above. (b) If the methyl group is substituted by acetyl group we get a…
(a)
Name the category of drugs represented by the chemical structure given above.
(b)
If the methyl group is substituted by acetyl group we get a bitter crystalline compound. Name the compound.
(c)
Name the natural source of these compounds.
(d)
State the harmful effects of this class of drugs on the human body.
Marking-scheme solution
(a) Opioids / Morphine
(b) Diacetylmorphine/Smack
(c) Papaver somniferum/Poppy plant
(d) Slows down body function, act as depressant
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CBSE Class 12 Biology past-paper question from the 2023 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.