Question

explain activity 6.3 in life process chapter ​

Answer 1

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Observation: Iodine does not turn starch treated with saliva into blue colour.

Explanation: Saliva contains salivary amylase enzyme. It degrades starch into simple sugar. Iodine does not act on the simple sugar. Hence solution treated with saliva is not turned blue.

Inference: Saliva degrades the starch.

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