Rocks and Minerals

Q.

Write five uses of Rocks.

Q. What are Igneous rocks and how are they formed? Give examples.

Q. Rocks are made up of _________.

1. cotton
2. minerals
3. jute
4. All the above

Q. Choose the correct definition of rock from the following.

1. None of the above
2. Any artificial mass of mineral matter that constitutes the Earth's surface called the Earth's crust is defined as a rock.
3. Any natural mass of mineral matter that constitutes the Earth's surface called the Earth's crust is defined as a rock.
4. Any natural mass of mineral matter that constitutes the Earth's mantle area is defined as a rock.

Q. The middle layer of the Earth is very hot and made up of a molten mixture of minerals. What is this mixture called?

1. Core
2. Mantle
3. Crust
4. Magma

Q. Granite is used in which of the following?

1. Kitchen countertops/slabs
2. Barks of trees
3. Tiles in washrooms
4. Pavements on city streets

Q.

What does the word igneous mean?

1. Fire

2. Stone

3. Rock

4. Mineral