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प्रश्न
Answer the following question.
Explain why photosynthesis is considered the most important process in the biosphere.
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उत्तर
Photosynthesis is considered to be the most important process in the biosphere due to the following reasons:
- Photosynthesis is the biochemical process through which all plants (primary producers) produce food.
- It is responsible for the release of oxygen into the atmosphere.
- Heterotrophs are directly or indirectly dependent on autotrophs for energy and other related resources.
Therefore, photosynthesis is considered the most important process in the biosphere.
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संबंधित प्रश्न
The diagram below shows two test-tubes A and B. Test-tube A contains a green water plant. Test-tube B contains both a green water plant and a snail. Both testtubes are kept in sunlight. Answer the questions that follow:
(i) Name the physiological process that releases the bubbles of oxygen.
(ii) Explain the physiological process as mentioned above in Q2 (a)(i).
(iii) What is the purpose of keeping a snail in test-tube ‘B’?
(iv) Why does test-tube ‘B’ have more bubbles of oxygen?
(v) Given an example of a water plant that can be used in the above process.
(vi) Write the overall chemical equation for the above process.
Choose the correct answer:
Photosynthesis is more active in ___________
A plant is kept in a dark cupboard for 48 hours before conducting any experiment on photosynthesis in order to
Mention one difference between the following on the basis of what is given in bracket.
Producers and consumers (mode of nutrition)
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 given out during photosynthesis comes from water. Explain this statement.
Name the following:
The immediate product of photosynthesis.
Give technical term:
Name the tissue that transports manufactured starch from the leaves to all parts of the plant.
Write the functional activity of the following structure:
Granum
Fill in the blank by rearranging the letter in the bracket.
Pigment involved in the food synthesis is _________ (phllylochor).
