Botany-Viruses & Viroids
NEET Botany Viruses & Viroids MCQ Question
Type: MCQ-conceptual-Medium-Class 11
Which of the following statements about viruses and viroids is correct?
A
Viruses are considered living organisms because they can replicate independently outside of host cells.
B
Viroids are composed solely of RNA and lack a protein coat, distinguishing them from viruses.
C
Viroids can infect a wide range of organisms, including animals, plants, and bacteria.
D
Viruses are larger than bacteria and can be seen under a light microscope without special techniques.
Correct Answer
Option B
Detailed Explanation
Viroids are indeed composed only of RNA and do not have a protein coat, which differentiates them from viruses that consist largely of proteins and nucleic acids. Viruses require a host cell for replication and are considered non-living outside of it.
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