Which gas is used to extract energy from food in respiration...? Mcqs

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Which gas is used to extract energy from food in respiration...?

(A) CO2

(B) N2

(C) O2

(D) H2

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Latest MCQs

Which gas is used to extract energy from food in photosynthesis...?

(A) O2 (Oxygen)

(B) CO2 (Carbon Dioxide)

(C) H2O (Water)

(D) N2 (Nitrogen)

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