The leaf on the right shows a positive test for starch in the areas which contained chlorophyll, and a negative test for starch in the areas which lack chlorophyll. This is evidence that ...

Test the leaf for starch using the 4-step starch test. Make another drawing of the leaf. In this drawing show the areas of the leaf that tested positive and those that tested negative for starch.

A recent investigation revealed that 97% of milk samples in Rajasthan are adulterated, with water being the primary ...

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