Which of the following layers is also called SiMa layer?
A
Core
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B
Mantle
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C
Continental Crust
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D
Oceanic Crust
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Solution
The correct option is D Oceanic Crust Oceanic crust is made of denser rock made of basalt and is dominated by Silica (Si) and Magnesium. So this layer is also called the SiMa layer.