The igneous rock formed from magma depends on what kind of substance the magma contains?

What are formed from shells of  marine fauna?

The Red Fort in New Delhi is made of:

A metamorphic rock that is formed from granite:

Paraffin wax is obtained from:

Which of the following rock is the result of the transformation of an existing rock?

Which among the following is used as an ornamental rock and for polishing ornaments?

The magma that reaches the surface of the earth is called:

A major portion of the earth's land surface is covered with:

Which one of the following is the most common igneous rock on the earth's surface?