Which of the following statement is incorrect about enzymes?
1. They are highly substrate specific
2. In thermophilic organisms, enzymes can catalyze reaction at high temperatures, i.e. 90°C
3. All enzymes are proteinaceous in nature
4. Some enzymes have metal ions
Subtopic:  Enzymes |
 75%
From NCERT
NEET - 2024
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Match List-I with List-II:
List-I List-II
A. Ribozyme I. Glucose transport 
B.  Lecithin II. Non-proteinaceous enzyme
C.  Glut-4 III. Lipid
D. Vitamins IV. Coenzyme
Choose the correct answer from the options given below : 
1. A-IV, B-III, C-I, D-II 2. A-IV, B-III, C-II, D-I
3. A-II, B-I, C-III, D-IV 4. A-II, B-III, C-I, D-IV
Subtopic:  Proteins | Lipids | Enzymes | Enzyme Cofactors |
 74%
From NCERT
NEET - 2024
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NEET 2026 - Target Batch - Vital
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A non-proteinaceous enzyme is:

1. lysozyme

2. ribozyme

3. ligase

4. deoxyribonuclease

Subtopic:  Enzymes |
 78%
From NCERT
NEET - 2016
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NEET 2026 - Target Batch - Vital
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