Questions
Match Column I with Column II
| Column I | Column II | ||
|---|---|---|---|
| A | 1ppm of F- in water | i | tooth to become mottled |
| B | 1.5 ppm of F- in water | ii | water become poisonous |
| C | Grater than than 1.5 ppm of F- in water | iii | used in rat poison |
| iv | prevent tooth decay |
Choose the correct answer from the options given.
| A | B | C | |
|---|---|---|---|
| 1 | ii | i | iv |
| 2 | i | ii | ii |
| 3 | iv | i | ii |
| 4 | ii | iv | iii |
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Correct option is C
1ppm of F- in water-prevent tooth decay1.5 ppm of F- in water-tooth to become mottledGrater than than 1.5 ppm of F- in water-water become poisonousTalk to our academic expert!
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Match the items given in Column I with the type of solutions given in Column II.
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| 6. | A solution of liquid in solid |
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