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Science | Biology | Grade 7 | NUTRITION IN PLANTS | NCERT Solutions |
The presence of starch in leaves is tested by Iodine test .
Iodine Test:
Boil the leaf in alcohol to remove chlorophyll from it.
Place 2 drops of iodine solution on the leaf.
Observe the change in its colour.
The color turns to blue.
The change in colour to blue indicates the presence of starch.
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The presence of starch in leaves is tested by Iodine test .
Iodine Test:
Boil the leaf in alcohol to remove chlorophyll from it.
Place 2 drops of iodine solution on the leaf.
Observe the change in its colour.
The color turns to blue.
The change in colour to blue indicates the presence of starch.