Question

How do we know that plants of different colour leaf other than green are alive ?​

Answer 1

Explanation:

Take one or more plants, one with green leaves and the other with different colour leaves. Remember that the plants undergoing photosynthesis have stored carbohydrates in them. Performing an iodine test will prove that leaves other than green in colour also have stored carbohydrate in them.

Answer 2

Answer:

leaves have different pigment the give colour them but chlorophyll are darker than other that's we see green leaves and even chlorophyll pigment died we see other pigment like red yellow etc we called xanthophyll , carotene