Biology Biological Classification Viruses, Viroids, Prions, Lichens and Mycorrhiza Single Correct MCQ
Published on: August 11, 2026

Potato spindle tuber disease is caused by

A
Virus
B
Viroids
C
Lichens
D
Fungi

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Text Solution

Verified by Experts
The correct answer is:
B

Potato spindle tuber disease is caused by viroids, which are small infectious RNA molecules without a protein coat.

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