Transportation in Plants

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Transportation in Plants: Overview

This Topic covers sub-topics such as Osmosis, Stomata, Diffusion, Transpiration, Isotonic Solutions, Transport in Plants, Facilitated Diffusion, Plasmolysis, Guttation, Pressure Potential, Solute Potential, Water Potential and, Ascent of Sap

Important Questions on Transportation in Plants

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Write a note on turgor pressure?

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_____ is the pressure which is created when the cell membrane pushes the cell wall.

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Active absorption means absorption against the concentration gradient.

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Plant–water relations are concerned about how plants control the hydration of their cells.

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The concept of water potential (WP) was given by Slatyer and Taylor in 1960.

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The water potential is always positive.

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The term diffusion pressure deficit (DPD) was given by De Duve.

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Diffusion pressure deficit (DPD) is the pressure difference between the solution and pure water.

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Define incipient plasmolysis.

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Write an example of exosmosis?

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The outward movement of solvent molecules through the semipermeable plasma membrane of the cell into the hypertonic medium is called _____

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The swelling of the raisins and grapes placed in water is an example of exosmosis.

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What is bidirectional measurement?

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How mineral ions are absorbed by plants?

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What is the function of subsidiary cells in stomata?

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How do plants manage long distance transport of water?

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What factors are responsible for osmotic pressure of a solution?

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What are the 5 factors that affect diffusion?

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What is the difference between uniport and symport?

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What is facilitated diffusion vs simple diffusion?