4 questions · self-marked practice — reveal the answer and mark yourself.
| Column-I | Column-II |
| A. Coenzyme | (i) Cytochrome oxidase |
| B. Oxidoreductase | (ii) Esterase |
| C. Tranaferase | (iii) Glutamate pyruvate transaminase |
| D. Hydrolases | (iv) NADP |
| Column-I | Column-II |
| A. Peptide bond | (i) Polysaccharide |
| B. Glycoside bond | (ii) Polypeptide |
| C. ATP | (iii) DNA |
| D. 3.4 A | (iv) Energy |
| Column-I | Column-II |
| A. Sugar | (i) Cholesterol |
| B. Lipids | (ii) Nucleotides |
| C. Uridine | (iii) Ribose |
| D. Adenylic acid | (iv) Nucleoside |
| Column-I | Column-II |
| A. Insulin | (i) Enzyme |
| B. Receptor | (ii) Hormone |
| C. Trypsin | (iii) Intercellular ground substance |
| D. Collagen | (iv) Sensory reception |