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NCERT Textbook
TRANSPORT IN PLANTS

Class 11
Botany :-NCERT Solutions - Transport in plants

Question 1
What are the factors affecting the rate of diffusion?


Answer

Question 2
What are porins? What role do they play in diffusion?


Answer

Question 5
Differentiate between the following:
(a) Diffusion and Osmosis
(b) Transpiration and Evaporation
(c) Osmotic Pressure and Osmotic Potential
(d) Imbibition and Diffusion
(e) Apoplast and Symplast pathways of movement of water in plants.
(f) Guttation and Transpiration.


Answer

Question 6
Briefly describe water potential. What are the factors affecting it?


Answer

Question 7 

What happens when a pressure greater than the atmospheric pressure is applied to pure water or a solution?

Answer

Question 9 

How is the mycorrhizal association helpful in absorption of water and minerals in plants?

Answer

Question 10
What role does root pressure play in water movement in plants?


Answer

Question 11
Describe transpiration pull model of water transport in plants. What are the factors influencing transpiration? How is it useful to plants?


Answer

Question 16
What causes the opening and closing of guard cells of stomata during transpiration?


Answer

SET

NCERT Botany Class 11

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