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Saturday, 31 October

JEE Main 2022 · ChemistryMultiple choiceTwo statementsEasyConceptual

JEE Main 28 July 2022, Shift 2, Chemistry Q47

Question 47 of 90 in this shift, Chemistry question 17 of 30, Section A.

Two statements in respect of drug-enzyme interaction are given below **Statement I :** Action of an enzyme can be blocked only when an inhibitor blocks the active site of the enzyme. **Statement II :** An inhibitor can form a strong covalent bond with the enzyme. In the light of the above statements, choose the *correct* answer from the options given below
  1. (1)Both Statement I and Statement II are true
  2. (2)Both Statement I and Statement II are false
  3. (3)Statement I is true but Statement II is false
  4. (4)Statement I is false but Statement II is trueOfficial answer

Official answer

Option 4

NTA final key.

Chapter
Chemistry in Everyday Life
Topic
Chemistry in Everyday Life
Idea tested
Competitive vs Allosteric Enzyme Inhibition

Same idea in other shifts

Asked 4× in all
  1. 25 Jul 2022, Shift 2 · Q79Some drugs bind to a site other than the active site of an enzyme. This site is known asEasySingle correct
  2. 28 Jul 2022, Shift 1 · Q79Statements about Enzyme Inhibitor Drugs are given below : (A) There are Competitive and Non-competitive inhibitor drugs. (B) These can…EasyOther
  3. 17 Mar 2021, Shift 1 · Q49With respect to drug-enzyme interaction, identify the wrong statement.MediumSingle correct

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 108 of the 174 JEE Main shifts held from 2017 to 2026.