Question

Answer the following questions in brief.
a) On the basis of what factor, living organisms are divided into autotrophs and heterotrophs
b) Why is alcohol not heated directly to remove chlorophyll from the leaves?
c) Why do we add KOH in the bottle in the experiment to demonstrate that carbon dioxide
for photosynthesis?
d) Ramesh took two plants. One with green leaves and the other with variegated leaves. H
experiment to demonstrate the presence of starch. He found that the plant with green
positive result. Why?
What is the role of stomata present on the surface of leaves?​

Answer 1

Explanation:

Explanation:

(1) by preparation of their own food

(2)if alcohol is heated directly it will blast (huge flames)

(3)we add KOH because to remove Co2 present inside the bottle

(4)he should keep in dark room for 2-3days

(5) stoma is to for exchange of gaseous