Uses of Non Metals

1. Name two non metals which are used as fertilizers.
2. Name two forms of carbon and write two uses of each one of them.
3. When you have some kind of wound.Which non metal will you use.
4. Write three uses of sulphur.
5. I went to see the working in a match stick industry .One non metal was being used there for making match boxes and sticks.Name the non metal.
6. Name one non metal which is present in bones . Write another use of it in human body.
7. Which non metal is essential for survival of our body? Explain how is it used in our body.

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