NEET PYQs for Viruses, Viroids, Prions and Lichens with Solutions: Practice NEET Previous Year Questions

Updated on - Jan 19, 2026

Viruses, Viroids, Prions and Lichens is an important topic in the Biology section in NEET exam. Practising this topic will increase your score overall and make your conceptual grip on NEET exam stronger.

This article gives you a full set of NEET PYQs for Viruses, Viroids, Prions and Lichens with explanations for effective preparation. Practice of NEET Biology PYQs including Viruses, Viroids, Prions and Lichens questions regularly will improve accuracy, speed, and confidence in the NEET 2026 exam.

NEET PYQs for Viruses, Viroids, Prions and Lichens with Solutions

1.
Viroids differ from viruses in having :
- DNA molecules with protein coat
- DNA molecules without protein coat
- RNA molecules with protein coat
- RNA molecules without protein coat
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2.
Which of the following shows coiled RNA strand and capsomeres?
- Tobacco mosaic virus
- Measles virus
- Retrovirus
- Polio virus
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3.
A location with luxuriant growth of lichens on the trees indicates that the:
- Trees are heavily infested
- Location is highly polluted
- Location is not polluted
- Trees are very healthy
View Solution
4.
Which of the following statements is incorrect?
- Viroids lack a protein coat.
- Viruses are obligate parasites.
- Infective constituent in viruses is the protein coat.
- Prions consist of abnormally folded proteins.
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5.
Viruses have :
- Prokaryotic nucleus
- Single chromosome
- Both DNA and RNA
- DNA enclosed in a protein coat
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6.
Match Column-I with Column - II.
LIST I
LIST II
A Saprophyte   i Symbiotic association of fungi with plant roots
B Parasite    ii Decomposition of dead organic materials
C Lichens   iii Living on living plants or animals
D Mycorrhiza iv Symbiotic association of algae and fungi
Choose the correct answer from the options given below:

(a)-(i) (b)(ii) (c)- (iii) (d)-(iv)
(a)-(iii) (b)-(ii) (c)-(i) (d)- (iv)
(a)-(ii) (b)- (i) (c)-(iii) (d)-(iv)
(a)-(ii) (b)-(iii) (c)-(iv) (d)-(i)

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LIST I		LIST II
A	Saprophyte	i	Symbiotic association of fungi with plant roots
B	Parasite	ii	Decomposition of dead organic materials
C	Lichens	iii	Living on living plants or animals
D	Mycorrhiza	iv	Symbiotic association of algae and fungi

NEET PYQs for Viruses, Viroids, Prions and Lichens with Solutions

1.Viroids differ from viruses in having :

2.Which of the following shows coiled RNA strand and capsomeres?

3.A location with luxuriant growth of lichens on the trees indicates that the:

4.Which of the following statements is incorrect?

5.Viruses have :

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1.
Viroids differ from viruses in having :

2.
Which of the following shows coiled RNA strand and capsomeres?

3.
A location with luxuriant growth of lichens on the trees indicates that the:

4.
Which of the following statements is incorrect?

5.
Viruses have :