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 ...

Milk is a staple in many households, revered for its nutritional benefits. However, with concerns about adulteration becoming more common, ensuring the purity of milk is essential for maintaining ...

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.