The Taj Mahal is made up of which kind of following rocks?
Consider the following pairs:
Original Rock Metamorphic Rock
1. Sandstone : Schist
2. Limestone : Marble
3. Granite : Gneiss
4. Shale : Slate
Consider the following statements
1. Though the continental crust has greater thickness it is less dense than the oceanic crust.
2. Deccan plateau is made up of only granite rocks.
3. Granite rock is an example of extrusive igneous rocks.
4. Limestone, sandstone and coal are examples of sedimentary rocks.
Which of the above statement(s) is/are correct?