Question

Figures A, B, C, and D show leaves that have been boiled in alcohol, placed in four beakers containing liquids as labelled. In which one of the above a positive test for the presence of starch would be obtained?

• A. A
• B. B
• C. C
• D. D

Answer 1

The correct option is C C

C. C

Solution : The positive test for the presence of starch would be obtained when alcohol saturated chlorophyll removed leaf is added to iodine solution and turns blue-black due to the presence of starch.

So, the correct answer is "C".