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Friday, 9 October

JEE Main 2022 · ChemistryMultiple choiceSingle correctEasyRecall

JEE Main 29 June 2022, Shift 1, Chemistry Q78

Question 78 of 90 in this shift, Chemistry question 18 of 30, Section A.

Sugar moiety in DNA and RNA molecules respectively are
  1. (1)β\beta-D-2-deoxyribose, β\beta-D-deoxyribose.
  2. (2)β\beta-D-2-deoxyribose, β\beta-D-riboseOfficial answer
  3. (3)β\beta-D-ribose, β\beta-D-2-deoxyribose.
  4. (4)β\beta-D-deoxyribose, β\beta-D-2-deoxyribose.

Official answer

Option 2

NTA final key (2022 Session 1).

Chapter
Biomolecules
Topic
No close match in our taxonomy
Idea tested
No close match in our taxonomy

Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 42 of the 174 JEE Main shifts held from 2017 to 2026.