Read the following statements.
Statement I: Oxygen is utilised by the organisms to directly breakdown simple molecules like glucose, amino acids and fatty acids.
Statement II: Oxygen has to be provided to the cells, discontinuously and the CO₂ thus produced by the cells has to be released out.
In the light of given statements, choose the correct answer from the options given below.

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Both statement I and statement II are incorrect.

Statement I is correct but statement II is incorrect.

Both statement I and statement II are correct.

Statement I is incorrect but statement II is correct.

answer is B.

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Detailed Solution

Oxygen (O₂) is utilised by the organisms to indirectly break down simple molecules like glucose, amino acids, fatty acids, etc., to derive energy to perform various activities. Carbon dioxide (CO₂) which is harmful is also released during the above catabolic reactions. It is, therefore, evident that O₂ has to be continuously provided to the cells and CO₂ produced by the cells have to be released out.

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