Observe the given diagram: few drops of dilute iodine solution is adde

1.	Observe the given diagram: few drops of dilute iodine solution is added to both the test tubes. Blue colour appears in the test tube B. What change occurs in test tube A?Why?
Answer» Answer: No COLOUR Explanation: Since TEST tube A has crushed potato mixed with SALIVA, the saliva present in it has acted upon starch to break down into sugars. So it does not show any colour in presence of IODINE SOLUTION.

Observe the given diagram: few drops of dilute iodine solution is added to both the test tubes. Blue colour appears in the test tube B. What change occurs in test tube A?Why?

Answer»

Answer:

Explanation:

Since TEST tube A has crushed potato mixed with SALIVA, the saliva present in it has acted upon starch to break down into sugars. So it does not show any colour in presence of IODINE SOLUTION.

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Observe the given diagram: few drops of dilute iodine solution is added to both the test tubes. Blue colour appears in the test tube B. What change occurs in test tube A?Why?​

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Observe the given diagram: few drops of dilute iodine solution is added to both the test tubes. Blue colour appears in the test tube B. What change occurs in test tube A?Why?