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प्रश्न
What is meant by photosynthesis? Why is it so important in nature?
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उत्तर
Photosynthesis: It is an anabolic process by which plants manufacture
carbohydrates or food material with the help of water and carbon dioxide in the
presence of sunlight and chlorophyll.
It is an important process as:
a. It produces food directly or indirectly for all living organisms on earth.
b. It maintains balance between oxygen and carbon dioxide in the atmosphere.
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संबंधित प्रश्न
Cochlea, Malleus, Pinna, Stapes, Incus.
Are the following statement true or false? Give a reason in support of your answer.
The rate of photosynthesis continues to rise as long as the intensity of light rises.
Are the following statement true or false? Give a reason in support of your answer.
Photosynthesis is considered as a process supporting all life on earth.
"Oxygen is a waste product of photosynthesis." Comment.
A candidate studied the importance of certain factors in photosynthesis. He took a potted plant and kept in the dark for over 24 hours. In the early hours of the next morning, he covered one of the leaves with black paper in the centre only. Then he placed the plant in sunlight for a few hours and tested the leaf which was covered with black paper for starch.
Is there any control in this experiment? If so, state it.
Complete the following food chain by writing the names of appropriate organisms in the blank:
Grass → __________ → Lion
Give technical term:
Organisms which cannot prepare their own food by photosynthesis.
Write the functional activity of the following structure:
Chloroplasts
