Questions
Which of the following statements is incorrect ?
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a
All the elements present in a sample of earth’s crust are also present in a sample of living tissue
b
Relative abundance of carbon and hydrogen with respect to other elements is higher in any living organisms than in earth’s crust
c
Living organisms have more nitrogen and oxygen per unit mass than inanimate object (e.g., earth crust)
d
Living organisms have more Ca, Mg and Na in them than inanimate object
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Correct option is D
Living organisms have more oxygen ,carbon than in earth’s crust.
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