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How would you test the presence …

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How would you test the presence of strach in leaves

Posted by Rizwan Ansari 5 years, 6 months ago

CBSE > Class 07 > Science

5 answers

Kalpana Rajesh 5 years, 6 months ago

With iodine test ?

Usha Vijay 5 years, 6 months ago

By iodine test

Swati Sinha 5 years, 6 months ago

Use iodine solution

Gaurika Balha 5 years, 6 months ago

Use iodine solution for presence of starch in leaves.

Rizwan Ansari 5 years, 6 months ago

Step 1= A fresh leaf is taken Step 2= The leaf is boiled in water for few minutes to kill the cells in the leaf Step 3= now deep this leaf in iodine solution Step 4= The colour of the leaf will change in to blue black colour when iodine is added to it. Which show the presence of in it

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