science
Grade-4-
Easy
Question
Which of the following is a sedimentary rock?
- Gneiss
- Pegmatite
- Marble
- limestone
Hint:
- Sedimentary rocks have tendency to split into many thin layers.
The correct answer is: limestone
Limestone
- Sedimentary rocks are formed from extrusion, recrystallization and cementation of weak clay.
- Limestone is formed from layers of calcium carbonate.
- Limestone have layers of calcium carbonate.
- It a type of sedimentary rocks.
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