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प्रश्न
State the main function of the Lenticels
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उत्तर
Lenticels – They help in the exchange of gases.
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संबंधित प्रश्न
The solvent used to dissolve the chlorophyll pigments while testing a leaf for starch is Soda lime.
Short answer question.
What is the source of energy for photosynthesis?
Describe an experiment to prove that sunlight is necessary for photosynthesis.
(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?
Identify the false statements and rewrite them correctly by changing the first or last word only.
Starch produced in a leaf remains stored in it for 2-3 weeks before it is used by other parts of the plant.
Using the destarched plant describe step by step how would you proceed to prove that in the absence of light the leaf cannot manufacture starch?
Name the following:
The chemical substance used to test the presence of starch in the cell of a leaf.
The gas given out during photosynthesis is _____.
Can the stem of a plant be compared with a street with two-way traffic? Give reason.
Name two raw materials for photosynthesis.
