Question

why respiration is known as decomposition reaction?

Answer 1

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Your answer is........... .............................
Respiration is known as the decomposition reaction because in respiration glucose molecules are decomposed into simple form of carbon dioxide and water molecules . Decomposition reaction is just opposite of combination reaction. Heat energy may be released from cells during respiration.

Answer 2

your answer

in respiration the glucose molecules break into simpler substance which is co2 and h2o and heat energy is released