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No. The Earth's Biosphere is composed almost entirely of Carbon, Oxygen and Hydrogen with some Nitrogen, Phosphorus, Sulfur and trace amounts of other elements.

However, Silicon is the second most abundant element in the earth's crust - second only to Oxygen.

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11y ago
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5mo ago

No, silicon is not the second most abundant element in the biosphere. Oxygen is the most abundant element in the biosphere, followed by carbon. Silicon is not as abundant in living organisms as these two elements.

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Q: Is silicon the second most abundant element in the biosphere?
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Related questions

Is silicon the second most abundant element?

no


The second most abundant element in earth?

Silicon.


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