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प्रश्न
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उत्तर
Difference between photosynthesis and respiration:
| Photosynthesis | Respiration |
| ( ii) Photosynthesis occurs only in cells containing chlorophyll in the presence of sunlight. | ( i) Respiration is the process in which oxygen is absorbed and energy and carbon dioxide is released. |
| (ii) Photosynthesis occurs only in cells containing chlorophyll in the presence of sunlight. | ( ii) Respiration is a process which occurs at all times in all living cells. |
| (iii) It is an anabolic orocess. | (iii) It is a catabolic orocess. |
| (iv) It results in a gain in dry mass. | (iv) It results in a loss in dry mass. |
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संबंधित प्रश्न
Give biological reasons for the following statements : In some xerophytes leaves are modified into spines
A potted plant was taken in order to prove a factor necessary for photosynthesis. The potted plant was kept in the dark for 24 hours. One of the leaves was covered with black paper in the centre. The potted plant was then placed in sunlight for a few hours.
(i) What aspect of photosynthesis was being tested?
(ii) Why was the plant placed in the dark before beginning the experiment?
(iii) During the starch test, why was the leaf
(1) boiled in water
(2) boiled in methylated spirit
(iv) Write a balanced chemical equation to represent the process of photosynthesis.
(v) Draw a neat diagram of a chloroplast and label its parts.
Mention one difference between the following on the basis of what is given in bracket.
Grass and grasshopper (mode of nutrition)
What is the importance of photosynthesis in the life of the following:
Non-green plants
Explain the Term Free Energy.
Explain the term Phosphorylation.
Give technical term:
The form of energy is converted into chemical energy during photosynthesis.
Complete the following sentence with appropriate word:
A dark reaction is a __________ reaction.
Answer the following question.
Explain why photosynthesis is considered the most important process in the biosphere.
The bending of shoot towards light is due to the hormone ______.
