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NCERT solutions Biology Class 11 chapter 11 Transport in Plants


NCERT Biology Class 11

Biology Textbook for Class 11

Chapter 11 - Transport in Plants

Page 193

What are the factors affecting the rate of diffusion?

Q 1 | Page 193

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

Q 2 | Page 193

Describe the role played by protein pumps during active transport in plants.

Q 3 | Page 193

Explain why pure water has the maximum water potential.

Q 4 | Page 193

Differentiate between Diffusion and Osmosis

Q 5.1 | Page 193

Differentiate between Transpiration and Evaporation

Q 5.2 | Page 193

Differentiate between for Osmotic Pressure and Osmotic Potential

Q 5.3 | Page 193

Differentiate between for Imbibition and Diffusion

Q 5.4 | Page 193

Differentiate between Apoplast and Symplast pathways of movement of water in plants

Q 5.5 | Page 193

Differentiate between Guttation and Transpiration.

Q 5.6 | Page 193

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

Q 6 | Page 193

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

Q 7 | Page 193

With the help of well-labelled diagrams, describe the process of plasmolysis in plants, giving appropriate examples.

Q 8.1 | Page 193

Explain what will happen to a plant cell if it is kept in a solution having higher water potential

Q 8.2 | Page 193

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

Q 9 | Page 193

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

Q 10 | Page 193

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

Q 11 | Page 193

Discuss the factors responsible for ascent of xylem sap in plants

Q 12 | Page 193

What essential role does the root endodermis play during mineral absorption in plants?

Q 13 | Page 193

Explain why xylem transport is unidirectional and phloem transport bi-directional.

Q 14 | Page 193

Explain pressure flow hypothesis of translocation of sugars in plants.

Q 15 | Page 193

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

Q 16 | Page 193

NCERT Biology Class 11

Biology Textbook for Class 11