Question

The presence of starch in leaves can be tested with

• A. Iodine solution.
• B. Copper sulphate solution.
• C. Lime water.
• D. Benedict's solution.

Answer 1

The correct option is A Iodine solution.

Starch is an important food reserve present in the leaf of the plant. The Iodine test is used to test for the presence of starch. Iodine solution where the iodine dissolved in an aqueous solution of potassium iodide reacts with the starch, producing a purple-black color.

So, the correct answer is option A.