Science, asked by namangod68, 5 hours ago

Write an activity to show the presence of starch in the leaves. (Remember to include aim, material required, procedure, observation and conclusion/inference). for class 7

Answers

Answered by jawedkha606
1

Answer:

To test leaves for the presence of starch,the leaf is boiled in water and then the boiled leaf is placed in a boiling tube containing 90% ethanol (ethyl alcohol). The ethanol boils and the green colouring (chlorophyll) is removed from the leaf

Explanation:

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