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Plant Pathology- ICAR JRF/SRF 2024
MCQ (Single Correct)
+4
−1
Non-edible oyster mushroom is
- Edible vs. Poisonous Mushrooms: Edible oyster mushrooms belong to the genus Pleurotus (e.g., Pleurotus ostreatus - pearl oyster, Pleurotus citrinopileatus - golden oyster, Pleurotus salmoneostramineus/salmoneus - pink oyster).
- Pleurotus olearius (Jack-o'-Lantern Mushroom): Pleurotus olearius (now classified as Omphalotus olearius) is an orange-yellow bioluminescent wood-decay mushroom that strongly resembles chanterelles and oyster mushrooms. It is highly poisonous and non-edible, containing illudin sesquiterpene toxins that cause severe gastrointestinal cramps, vomiting, and diarrhea.
- Conclusion: Pleurotus olearius is the non-edible/toxic species (Option 4).
Correct option: (4) Pleurotus olearius
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