Question

true or false 1. Basalt is the hardest known mineral. ()
2. The Deccan plateau of India is made up of sedimentary rocks. ()
3. The average temperature of the upper mantle is 870 degree C. ()
4. This red molten magma erupts from the interior called 'River'. ().
5. Chemicals found in some sedimentary rocks are used to make fertilizers​

Answer 1

Answer:

1.True 2. true 3.false 4.true 5.false