Which mechanism is helped for opening and closing of stoma?
Passive mechanism
Active mechanism
Osmotic mechanism
Actve k+- transport mechanism
Lenticular transpiration account for _________% of the total water
One
Zero
Less than one
Ten
The shrinkage of the cytoplasm along with the plasma membrane from the cell wall under the action of hypertonic solution is known as
Osmosis
Diffusion
Plasmolysis
Water potential
Ascent of sap process in plants __________ tissue.
Xylem
Phloem
Cortex
Pith
In which mechanism water moves along the same water potential gradient?
Permeability
Symplast Path way
Apoplast pathway
In which process an expenditure of metabolic energy may be require for water absorption?
Active absorption
Guttation
Passive absorption
The volume of soil that can be filled with water is known as:
Pore space
Water table
Capillary water
Run off water
Some of the water does not enter the soil and gets drained away along the slopes, this is said to be
Runway water
Hygroscopic water
Combined water
The hydrostatic pressure which balances and prevents the osmotic in flow of water in to concentrated solution is called
Turgor Pressure
Osmotic Pressure
Osmotic Potential
Wall Pressure.
The amount of water available to plants is called
Chesard
Hygroscopic water.