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Nucleic Acids Questions

Practice 9 Nucleic Acids questions with detailed answers and explanations. Free MCQs, PYQs, and mock test questions for NEET, JEE, GATE, SSC and more.

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9
Total Questions
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Easy
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Medium
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Hard
Practice by Exam:Biology(6)Chemistry(3)

About Nucleic Acids — practice questions, PYQs & concepts

Nucleic Acids is a frequently-tested topic on Biology, Chemistry. ExamTest.live currently lists 9 Nucleic Acids questions spanning previous-year papers from 2026 to 2026, each with worked solutions and a step-by-step explanation. Use the filters on this page to focus on a specific exam, difficulty level or year — every answer key is free, no sign-up required.

Nucleic Acids weight in competitive exams

Across our Nucleic Acids question bank, the largest sources are Biology (6) and Chemistry (3). Click any exam chip above to drill down to that exam-specific question set.

How to use this page

  • Start easy: 5 easy Nucleic Acids questions are available — build fluency before moving up.
  • Target weak years: Use the year filter to focus on the most recent 2026 paper or older PYQs you have not attempted.
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  • Read every explanation: Even on questions you got right — the explanation often surfaces a faster approach you can reuse.

All Nucleic Acids Questions(1–9 of 9)

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Q1easymcqBiologyNEET 20192026
0% accuracy
Purines found both in DNA and RNA are:
Q2easymcqBiologyNEET 20172026
DNA fragments are:
Q3easymcqChemistryNEET 20232026
Given below are two statements:Statement I: A unit formed by the attachment of a base to position of sugar is known as nucleoside.Statement II: When nucleoside is linked to phosphorous acid at -position of sugar moiety, we get nucleotide.In the light of the above statements, choose the correct answer:
Q4easymcqBiologyNEET 20232026
Given below are two statements:Statement I: RNA mutates at a faster rate.Statement II: Viruses having RNA genome and shorter life span mutate and evolve faster.In the light of the above statements, choose the correct answer:
Q5mediummcqChemistryFIITJEE AIEEE 2011 (Set Q)2026
The presence or absence of hydroxyl group on which carbon atom of sugar differentiates RNA and DNA?
Q6mediummcqBiologyBiology
and are chiral molecules, their chirality is due to:
Q7mediummcqBiologyBiology
Given below is the diagrammatic representation of one of the categories of small molecular weight organic compounds in living tissues. Identify the category and the blank component “X”:Structure: Ribose sugar + Base X.
image
Q8mediummcqBiologyBiology
Which of the following biomolecules does have a phosphodiester bond?
Q9easymcqChemistryChemistry
The correct statement regarding RNA and DNA, respectively is:

Frequently Asked Questions

How many Nucleic Acids questions are on ExamTest.live?▼
We have 9 Nucleic Acids questions spread across 1 pages, covering easy, medium, and hard difficulty levels with detailed explanations.
Are Nucleic Acids MCQs free?▼
Yes. All Nucleic Acids questions, answers, and explanations on ExamTest.live are completely free. No account or subscription required.
Which exams include Nucleic Acids questions?▼
Nucleic Acids questions are commonly asked in Biology, Chemistry. You can filter by exam using the links above.
How do I practice Nucleic Acids questions effectively?▼
Start with easy questions to build confidence, then tackle medium and hard ones. Use the filter buttons to sort by difficulty. Reveal the answer only after attempting each question, and read the explanation thoroughly.