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प्रश्न
(i) Fill in the blanks in the following equations of two chemical reactions:
(a) \[\ce{---+12H2O->[Light energy]C6H12O6 + --- + ----}\]
(b) \[\ce{--- 6O2->[Chlorophyll] 6 --- +6 ---- + Energy}\]
(ii) Name the two processes represented by the above two reactions.
(iii) State any two differences in these processes other than those already indicated in the reactions.
(iv) Which one of these two reactions is the supporter of all life on earth?
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उत्तर
(a) \[\ce{6CO2 + 12H2O ->[Sunlight][Chlorophyll] C6H12O6 + 6O2 + 6H2O}\]
(b) \[\ce {C6H12O6 + 6O2 -> 6CO2 + 6H2O} + Energy\]
(ii) Photosynthesis and respiration.
(iii) Difference between Photosynthesis and respiration :
| Photosynthesis | Respiration |
| (a) It is an anabolic process . | (a) It is a catabolic process . |
| (b) It results in a gain in dry mass. | (b) It results in a loss in dry mass . |
(iv) Photosynthesis
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संबंधित प्रश्न
Put a tick (✓ ) against the most appropriate alternative in the following statement.
Stomata are present on the surface of:
Put a tick (✓ ) against the most appropriate alternative in the following statement.
Which one of the following is an end-product of photosynthesis?
Given below is the overall chemical equation of photosynthesis which is incomplete in certain respects.
\[\ce{CO2 + H2O ->[Chlorophyll] C6H12O6 + H2O + O2} \]
Rewrite the equation in its complete form .
Describe an experiment to prove that sunlight is necessary for photosynthesis.
A potted destarched plant was taken in order to prove that light is necessary for photosynthesis.
(i) What is meant by 'destarched plant'? How can it be destarched?
(ii) Using the destarched plant describe step by step how you would proceed to prove that in the absence of light the leaf cannot manufacture starch.
In the flowering plants, food is transported in the form of ______.
Enumerate the steps involved in testing a green leaf for the presence of starch.
The gas given out during photosynthesis is _____.
Expand the abbreviation - NADP.
Write the exact location of palisade cells.
