1. Passive and active absorption
2. Direct and indirect absorption
3. Vascular and non-vascular absorption
4. All of these
Passive and active absorption
1. Supplying water for photosynthesis
2. Helping in translocation of sugars from source to link
3. Cooling leaf surface
4. Transporting minerals from the soil to all parts of the plant
Helping in translocation of sugars from source to link
1. Held through adhesion force by soil particles
2. Through percolation
3. Held by the soil against gravity
4. From the water table
Held through adhesion force by soil particles
1. Subsidiary cells
2. Accessory cells
3. Bundle sheath cells
4. Both (A) and (B)
Both (A) and (B)
1. Increase in transpiration
2. Increase in rate of photosynthesis
3. Decrease in transpiration
4. Decrease in salt uptake
Increase in transpiration
1. Cytokinin
2. Chlorophyll
3. Chloroquinine
4. Phosphorine
Chlorophyll
1. Osmosis
2. Imbibition
3. Diffusion
4. Cohesion
Diffusion
1. Solvent
2. Solute
3. Both (A) and (B)
4. None of these
Solvent
1. Highly permeable
2. Selectively permeable
3. Not permeable
4. Water resistant
Selectively permeable
1. Surface tension
2. Oxygen bond
3. Hydrogen bonds
4. Hydrophilic property of cell wall
Hydrophilic property of cell wall