| Consider the following statements made about the sedimentary rocks: |
| I. Sedimentary rocks are formed at Earth's Surface by the hydrological system. |
| II. The formation of sedimentary rocks involves the weathering of pre-existing rocks |
| III. Sedimentary rocks contain fossils. |
| IV. Sedimentary rocks typically occur in layers. Which of these statements are correct? |
A) I and II
B) I and IV
C) II, III and IV
D) I, II, III, IV
Correct Answer: D
Solution :
Sedimentary rocks are formed at the bottom of the sea by the deposition of silt and mud carried by the rivers. These are crystalline and stratified, i.e. have layers in it.
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