Consider the following statements made about sedimentary rocks: 1. Sedimentary rocks are formed at earth's surface by the hydrological system

They change into metamorphic rocks.

When big rocks break down into small fragments (or sediments),the fragments are transported and deposited by factors like water and wind. The loose sediments compress and harden over the years...

a. Sedimentary rocks

(b) Earth magnetic field is inchined between –90° to 90°. In the northern hemisphere it points downwards and upward in the southern hemisphere.

The Right option is : (b) 2 and 3

The Right option is (b) 2 only

(a) sedimentary

(d) 1, 2 and 3

 (c) 1, 3 and 4 

(c) Three-fourth of the earth surface is covered by water but less than 3% is fresh water used for human consumption. Of the total fresh water available, Icecap has highest...