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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
Given below is an experiment setup to demonstrate a particualr tropic movement in germinating seeds. Study the diagram and answer the questions that follow :
(ii) Name the tropic movement shown by part 1.
Name the following:
Three organisms that cannot prepare their own food by photosynthesis.
The production of starch, and not glucose, is often used as a measure of photosynthesis in leaves because
A plant is kept in a dark cupboard for 48 hours before conducting any experiment on photosynthesis in order to
Name the following:
The organisms that can be called "natural purifiers" of the air.
How do non-green plants such as fungi and bacteria obtain their nourishment?
Complete the following food chain by writing the names of appropriate organisms in the blank:
Grass → __________ → Lion
The figure below represents the vertical section of a leaf:
(i) Name the parts 1 to 5.
(ii) How many veins have been shown?
(iii) State the functions of parts 4 and 5.
Give technical term:
Name the process which is responsible for the conversion of solar energy to chemical energy that is essential to sustain life on this earth?
Photosynthesis converts energy X into energy Y.
- What are X and Y?
- Green plants are autotrophic in their mode of nutrition. Why?
