Question

In test tube ‘A’ put one teaspoonful of boiled rice and in test tube

‘B’ keep one teaspoonful of boiled rice after chewing it for 3 to 5

minutes. Add 3–4 mL of water and pour 2–3 drops of iodine solution

in each test tube and observe.

a) In which test tube there is change in colour (A or B)? Why?

b) In which test tube there is no change in colour (A or B)? Why?

correct answer only

Answer 1

Answer:

there is change because of iodine

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