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Human body has more calcium than earth crust

Very little nitrogen is present in earth’s crust.

Hydrogen is present more in human body than earth crust

Earth curst has equal amounts of carbon and sulphur

answer is A.

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Detailed Solution

Human body has 1.5% calcium and earth crust has 3.6% calcium. Negligible amount of nitrogen is present in earth crust. Hydrogen is 0.5% in human body and 0.14% in earth crust. The amount of carbon and sulphur in earth crust is 0.03% each.

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