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The process involved in transpiration...

The process involved in transpiration

A

Simple diffusion

B

Osmosis

C

Plasmolysis

D

Imbibition

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The correct Answer is:
### Step-by-Step Text Solution for the Process Involved in Transpiration 1. **Definition of Transpiration**: Transpiration is the process by which plants lose water, primarily from their leaves. This water loss occurs mainly through small openings called stomata. 2. **Role of Stomata**: Stomata are tiny pores located on the surface of leaves. They play a crucial role in the transpiration process by allowing water vapor to exit the leaf and enter the atmosphere. 3. **Mechanism of Water Loss**: The loss of water during transpiration occurs through the process of diffusion. Water molecules move from an area of higher concentration (inside the leaf) to an area of lower concentration (the atmosphere) through the stomata. 4. **Type of Diffusion**: The type of diffusion involved in transpiration is known as simple diffusion. This process does not require a semi-permeable membrane, which distinguishes it from osmosis. 5. **Comparison with Other Processes**: - **Osmosis**: This process requires a semi-permeable membrane and is not involved in transpiration. - **Plasma Lysis**: This is a type of osmosis and is also not related to the process of transpiration. - **Imbibition**: This refers to the absorption of water, which is the opposite of transpiration. ### Summary In summary, transpiration is the loss of water from plants, primarily through stomata, and occurs via simple diffusion. ---
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AAKASH SERIES-TRANSPORT IN PLANTS -EXERCISE III
  1. The process involved in transpiration

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  2. The water potential of pure water is:

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  3. Which of the following facillitates opening of stomatal aperture ?

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  4. Specialised epidermal cells surrounding the guard cell are called

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  5. The phloem sap is

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  6. Water vapour comes out from the plant leaf through the stomata} openin...

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  7. Root pressure is usually because of

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  8. Roots play insignificant in absorption of water in :

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  9. A column of water within xylem vessels of tall trees does not break un...

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  10. Transpiration and root pressure cause water to rise in plants by

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  11. The osmotic expansion of a cell kept in water is chiefly regulated by

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  12. Lenticels are involved in

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  13. Which of the following criteria does not pertain to facilitated transp...

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  14. Which one of the following is correctly matched

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  15. Guard cells differ from other epidermal cells in having

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  16. Which one of the following elements in plants is not remobilised ?

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  17. Guttation is the result of

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  18. which one of the following structures between two adjacent cells is an...

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  19. Guard cell help in :

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  20. The rupture and fractionation do not usually occur in the water column...

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  21. Two cells A and B are contiguous, Cell A has osmotic pressure 10 atm, ...

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