…………… are deep-seated intrusion of igneous rocks.

1. Sills
2. Dykes
3. Laccoliths
4. Batholiths

Your sister had gone camping in Uttarakhand. She was fascinated with the smooth striated rocks she had collected. What type of rocks had she brought home with her?

1. Igneous rocks
2. Sedimentary rocks
3. Metamorphic rocks
4. Both (1) and (3)

State two points of distinction between rocks and minerals.

Name any three elements of the earth's crust.