Question 14 Marks
| Column ’A’ | Column ’B’ |
| 1. Fluoride | a. Man-made detergent |
| 2. Soap nut | b. Sodium salt of fatty acid |
| 3. Soap | c. Man-made material |
| 4. Cotton | d. Prevents tooth decay |
| 5. Nylon | e. Potassium salt of fatty acid. |
| 6. Hard soap | f. Natural detergent |
| 7. Calcium carbonate | g. Natural material |
| 8. Soft soap | h. Main ingredients of toothpaste |
Answer
View full question & answer→| Column ’A’ | Column ’B’ |
| 1. Fluoride | d. Prevents tooth decay |
| 2. Soap nut | f. Natural detergent |
| 3. Soap | a. Man-made detergent |
| 4. Cotton | g. Natural material |
| 5. Nylon | c. Man-made material |
| 6. Hard soap | b. Sodium salt of fatty acid |
| 7. Calcium carbonate | h. Main ingredients of toothpaste |
| 8. Soft soap | e. Potassium salt of fatty acid. |