2. Why is food essential for living organisms? (2) 3. Give reason why burning of candle is
irreversible change (1)
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Answered by
1
Answer:
Absolutely for production of the energy and for survival
Answered by
2
Answer:
food is essential for living organisms to perform several metabolic activity
when we burn candle we did not get again so it's is irreversible change but the melting of candle is reversible change
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