Plants take in carbon dioxide for photosynthesis but need ______________ for their living.
[Review question: Pg. No: 231]

Helium

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Oxygen

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Nitrogen

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Methane

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Solution

The correct option is B Oxygen
Plants take in carbon dioxide for photosynthesis; but for its living, plants also need oxygen to carry on cellular respiration.

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Question 40
If a plant is releasing carbon dioxide and taking in oxygen during the day, does it mean that there is no photosynthesis occurring? Justify your answer.

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Plants take in carbon dioxide for photosynthesis but need ______________ for their living. [Review question: Pg. No: 231]

The correct option is B OxygenPlants take in carbon dioxide for photosynthesis; but for its living, plants also need oxygen to carry on cellular respiration.

Plants take in carbon dioxide for photosynthesis but need ______________ for their living.
[Review question: Pg. No: 231]

The correct option is B Oxygen
Plants take in carbon dioxide for photosynthesis; but for its living, plants also need oxygen to carry on cellular respiration.