Question

write the procedure to be followed in the starch test ​

Answer 1

Answer:

Explanation:

Step 1: A fresh leaf is taken. Step 2: The leaf is boiled in water for few minutes to soften the cells in the leaf. Step 3: Now, dip this leaf in iodine solution. Step 4: The colour of the leaf will changes into blue black colour when iodine is added to it which shows the presence of starch in it.

Answer 2

Answer:

1. take a potato 2. wash and cut it into half 3. take a ear bud or paint brush 4. dip the brush or bud in iodine solution 5. now keep the brush or bud in the potato 6. the colour of the potato will chance

Explanation:

The colour of the potato will chance due to iodine solution because there is starch present in potato