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Which gas in the atmosphere is essential for respiration? - Science

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प्रश्न

Which gas in the atmosphere is essential for respiration?

एक शब्द/वाक्यांश उत्तर

उत्तर

Oxygen is essential for respiration.

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अध्याय 15: Air Around us - Exercises [पृष्ठ १५३]

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एनसीईआरटी Science [English] Class 6
अध्याय 15 Air Around us
Exercises | Q 2. | पृष्ठ १५३
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