Match the following and choose the correct option.
| Natural source | Acid |
| (a) Sour milk (Curd) | (i) Methanoic acid |
| (b) Lemon | (ii) Tartaric acid |
| (c) Ant sting | (iii) Citric acid |
| (d) Tamarind | (iv) Lactic acid |
Answer & explanation
Correct answer: option 1
The correct answer is option 1. (a)-(iv), (b)-(iii), (c)-(i), (d)-(ii).
Some naturally occurring acids
| Natural source | Acid | Natural source | Acid |
| Vinegar | Acetic acid | Sour milk (Curd) | Lactic acid |
| Orange | Citric acid | Lemon | Citric acid |
| Tamarind | Tartaric acid | Ant sting | Methanoic acid |
| Tomato | Oxalic acid | Nettle sting |
Methanoic acid |