Home Biology Biological Classification Which of the following statements correctly …
Biology Biological Classification Single Correct MCQ
Published on: August 21, 2026

Which of the following statements correctly describe viruses?

(I) Simple and unicellular organisms.

(II) ContainDNAor RNAand enclosed by protein coat.

(III) Possess own metabolic system and respond to stimuli.

(IV) Maintain genetic continuity and undergo mutations.

The correct combination is

A
(I) and (II)
B
(II) and (IV)
C
(II) and (III)
D
(I) and (III)

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Text Solution

Verified by Experts
The correct answer is:
B

Statement (II) (Correct): Viruses consist of genetic material, which is either DNA or RNA, enclosed within a protective protein shell called a capsid.

Statement (IV) (Correct): Viruses maintain genetic continuity by replicating their genomes within a host cell and can undergo mutations, allowing them to evolve.

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