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Question: Answered & Verified by Expert

Claviceps purpurea is causative organism for

BiologyBiological ClassificationNEET
Options:
  • A

    Powdery mildew of pea
  • B

    Ergot of rye
  • C

    Rust of wheat
  • D

    Smut of barley 

Solution:
1836 Upvotes Verified Answer
The correct answer is:

Ergot of rye
The fungus that causes the disease ‘ergot of rye’ is Claviceps purpurea. It contains many poisonous alkaloids. The hallucinogenic drug LSD is extracted from these fungi.

•  Rust of wheat is used by Puccinia graminis.
•  Powdery mildew of pea is caused by Erysiphae.
•  Smut of barley is caused by Ustilago.

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