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Stomata open during day time because the...

Stomata open during day time because the guard cells

A

Photosynthesize and produce osmotically active sugars or organic acids

B

Are thin-walled

C

Are bean shaped

D

Have to help in gaseous exchange

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The correct Answer is:
A
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ERRORLESS -TRANSPORT IN PLANTS-Transport In Plants
  1. Conversion of starch to organic acid is essential for

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  2. Clarification of mechanism of opening and closing of guard cells is ba...

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  3. Stomata open during day time because the guard cells

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  4. Stomatal opening or closing is due to

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  5. According the Steward's starch hydrolysis theory, which one of the fol...

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  6. Basis of stomatal opening is A plant cell attains turgidity due to ...

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  7. Which of the following theories is not related to the opening of stoma...

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  8. Na^(+)/K^(+) pump in a cell is an example of

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  9. Stomatal opening and closing due to the permeability of the guard cell...

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  10. Stomatal open in the daytime due to

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  11. Which of the following statement is not true for stomatal apparatus

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  12. Stomatal mechanism operates in response to

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  13. Levitt explanation for stomatal action is due to

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  14. The primary osmolite which causes an opening and closing of stomata is

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  15. In guard cells when sugar is converted into starch, the stomatal pore

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  16. Which of the following theory gives the latest explanation for the clo...

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  17. Glycolate induces opening of stomata in

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  18. In plants opening of stomata is regulated by

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  19. Guttation is caused due to

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  20. Guttation usually occurs when the plant it put

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