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

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

(A) O2 (Oxygen)
(B) CO2 (Carbon Dioxide)

(C) H2O (Water)
(D) N2 (Nitrogen)

✅ Correct Answer: CO2 (Carbon Dioxide)

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Source: This question is taken from the Everyday Science

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During a total solar eclipse the rate of Photosynthesis___________...?

(A) Increase
(B) Decrease

(C) Remain Constant
(D) None of them

✅ Correct Answer: Decrease

Comments

Source: This question is taken from the Everyday Science

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The materials required for photosynthesis are _______...?

(A) Water (H2O) and Oxygen (O2)
(B) Water (H2O) and Carbon Dioxide (CO2)

(C) Carbon Dioxide (CO2) and Light Energy
(D) Glucose (C6H12O6) and Oxygen (O2)

✅ Correct Answer: Carbon Dioxide (CO2) and Light Energy

Comments

Source: This question is taken from the Everyday Science

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

(A) CO2
(B) N2

(C) O2
(D) H2

✅ Correct Answer: O2

Comments

Source: This question is taken from the Everyday Science

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