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An experiment was set up as shown in the figure given below . The twig in the diagram was intact on the plant and it was as such in sunlight for a few hours .
(i) What is the aim of the above experiment ?
(ii) Why was potassium hydroxide placed inside the conical flask ?
(iii) What test would you perform on the leaf inside the flask?
(iv) What is the expected result of the above test ?
(v) Is it necessary to similarly test on outer leaf also ? Giva a reason .
Describe fully one experiment with potted green plant to show that starch is not produced in the leaves when carbon dioxide is not available (diagrams essential)
Name the following:
The source of carbon dioxide for aquatic plants.
Given alongside is the diagram of an experimental set-up:
What alteration (s) will you make in it for obtaining expected result?
Where are the chlorophyll pigments present in a cell?
Name the following:
The site of light reaction in the cell of a leaf.
Name the following:
Light in which the maximum rate of photosynthesis takes place.
Choose the Correct Answer:
The main difference between chlorophyll ‘a’ and ‘b’ is:
Give reasons/explain:
During the starch test, the leaf is boiled in water.
