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Consider the following events involved i...

Consider the following events involved in stomatal opening
1. Turgor pressure of guard cells increases
2. `K^(+)` ions move into guard cells
3. Formation of malic acid
4. Water moves into guard cells
What is the correct sequence of these events leading to opening of stomata ?

A

2-4-3-1

B

3-2-4-1

C

2-3-4-1

D

3-1-2-4

Text Solution

Verified by Experts

The correct Answer is:
B
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TRUEMAN BIOLOGY-TRANSPORT IN PLANTS-Multiple Choice Questions
  1. Most of the water lost by the plant through transpiration exist throug...

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  2. Consider the following statements 1. Xylem vessels are semi-permeab...

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  3. Consider the following events involved in stomatal opening 1. Turgo...

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  4. Consider the following statements Osmosis is a process of transport...

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  5. Which of the following molecules is capable of generating the greates...

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  6. The diagram illustrates stomatal closing . The major mistake in the d...

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  7. Pressure potential of a plant cell and its turgor pressure are

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  8. In simple osmotic systems, at constant temperatures , the water pote...

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  9. Addition of KCN reduces the rate of water absorption in the root. This...

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  10. The carrier - mediated cotransport in which a solute is actively trans...

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  11. Match List -I with List -II and select the correct answer using the co...

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  12. A minimum ratio of transpiration to photosynthesis will be observed on...

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  13. The rate of glucose uptake in a cell , shown in the graph , indicated ...

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  14. The accompanying figure depicts movement of a solute across a membrane...

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  15. LAR or leaf area ratio is the total area of leaves per total plant wei...

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  16. A few properties of various transport systems of cells are given in th...

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  17. The osmotic pressure of 0.1 M glucose and 0.1 M sucrose solution are ...

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  18. Addition of chemical fertilizers claims increased irrigation to avoid ...

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  19. During the opening of stomata , the organic malate ions are produced ...

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  20. The translocation of organic solutes in sleve tube membres is supportt...

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