| 1. Coal is a sedimentary rock. |
| 2. Basalt is an igneous rock. |
A) 1 only
B) 2 only
C) Both 1 and 2
D) Neither 1 nor 2
Correct Answer: C
Solution :
Sedimentary rocks are formed by the accumulation of sediments. There are three basic types of sedimentary rocks. Classic sedimentary rocks such as breccia, conglomerate, sandstone, siltstone and shale are formed from mechanical weathering debris. Basalt is a common extmsive igneous (volcanic) rock formed from the rapid cooling of basaltic lava exposed at or very near the surface of a planet or moon.
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