
Diagram: Antibody structure with labeled parts (e.g., heavy chain, light chain, antigen-binding site, disulfide bonds). Chemical nature: Antibodies are glycoproteins. Produced by: B-lymphocytes.
Match List-I with List-II.
| List-I | List-II |
|---|---|
| (A) Tintometer | (II) Colour |
| (B) Nephelometer | (III) Turbidity |
| (C) Imhoff cone | (IV) Settleable solids |
| (D) Muffle furnace | (I) Volatile solids |
Choose the correct answer from the options given below:

| S. No. | Particulars | Amount (in ₹ crore) |
|---|---|---|
| (i) | Operating Surplus | 3,740 |
| (ii) | Increase in unsold stock | 600 |
| (iii) | Sales | 10,625 |
| (iv) | Purchase of raw materials | 2,625 |
| (v) | Consumption of fixed capital | 500 |
| (vi) | Subsidies | 400 |
| (vii) | Indirect taxes | 1,200 |