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ChemistryMediumMCQ2022 · 25 Jun Shift 2

Q49.Match the following correctly (i) Zymase (a) Stomach (ii) Urease (b) Yeast (iii) Diastase (c) Malt (iv) Pepsin (d)Soyabean (1) (i)-B; (ii) D(iii)-C; (iv)-A (2) (i)-B; (ii)-A; (iii)-C; (iv)-D (3) (i)-A; (ii)-B; (iii)-C; (iv)-D (4) (i)-D; (ii)-C; (iii)-B; (iv)-A

What This Question Tests

This question evaluates knowledge of common enzymes, their biological sources, and their roles in various biological processes, requiring accurate matching of enzymes to their origins.

Concepts Tested

Enzyme functionSources of enzymesSubstrates of enzymes

📚 NCERT Sections This Tests

8.17Complete Each Synthesis By Giving Missing Starting Material, Reagent Or Products

Chemistry Class 12 · Chapter 8

71% match

8.17 Complete each synthesis by giving missing starting material, reagent or products

9.7Write Short Notes On The Following:

Chemistry Class 12 · Chapter 9

71% match

9.7 Write short notes on the following: (i) Carbylamine reaction (ii) Diazotisation (iii) Hofmann’s bromamide reaction (iv) Coupling reaction (v) Ammonolysis (vi) Acetylation (vii) Gabriel phthalimide synthesis.

9.9Give The Structures Of A, B And C In The Following Reactions:

Chemistry Class 12 · Chapter 9

70% match

9.9 Give the structures of A, B and C in the following reactions: B NaOH  Br 2 C (i) CH 3 CH 2 I NaCN A Partial OHhydrolysis CuCN H 2 O/H  NH 3 (ii) C 6 H 5 N 2 Cl  A  B  C 4 B HNO 2 C (iii) CH 3 CH 2 Br KCN A LiAlH 0  C  2  2 O/H HCl B H C  (iv) C6 H 5 NO 2 Fe/HCl A NaNO273 K 3 A NaOBr B NaNO 2 /HCl C (v) CH 3 COOH NH 2 B C 6 H 5 OH C (vi) C6 H 5 NO 2 Fe/HCl A HNO273K 279 Amines Reprint 2025-26