OAV-SOIL, ROCKS AND MINERALS (PRACTICE SET-3)

Questions in this test

1. Which of the following is a layer of the earth?
2. Gold, silver and iron are an example of
3. Shale is an example of
4. Magnetite is a
5. Which of these is the only rock that can float?
6. Which of these is the lowest layer of the soil?
7. The rock used in cement is
8. Van Mahotsav is celebrated for
9. _______ are made up of minerals.
10. Which of the following is a non-metallic mineral formed from dead plants and animals.