The carbohydrates synthesized in the leaves are transported through sieve tubes most commonly in the form of
glucose
triose sugar
sucrose
soluble starch
Additional Questions
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According to Steward`s starch hydrolysis theory, which one of the following is the principal reason for the opening of stomata during daytime? |
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The sugarcane Plant has |
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The phytohormone, which increases the concentration of potassium in guard cells is also responsible for the induction of |
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Potometer works on the principle of |
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The first process by which water enters into the seed coat when a seed is placed in suitable environment for germination is |
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Cohesion theory of water movement in plants was put forth by |
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Study the following table showing the components of water potential in closely arranged mesophyll cells namely A, B and C.
Identify two of the following which show correct direction of water movement between two cells. I. A → B II. B → C III. C → A IV. C → B The correct pair is |
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Stomata open is due to accumulation of |
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Which of the following is the most accepted theory for movement of water through plants? |
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Assertion:When dried seeds of pea are placed in a tin and water added up to their upper level and then a lid is put lightly over it. Within an hour, the lid will be blown off. Reason: Due to rapid cell division in pea seeds. |
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