A. Evapotranspiration
B. Transpiration
C. Evaporation
D. All are correct
Related Mcqs:
- The quantity of water lost by transpiration from the plants or crops and evaporation from fields adjacent to these plants is called ___________________?
A. Evapo-transpiration
B. Consumptive use
C. Un-confined water
D. a & b are correct - The law that states that the discharge of sub-soil water is directly proportional to the loss of head and the area of soil sample and inversely proportional to to the length of soil sample ___________________?
A. Archimed’s principle
B. Darcy’s law
C. Permeability law
D. Thiem’s law - The field capacity is the water retained by a saturated soil after free drainage of surplus water to the ground water table but the water retained by a saturated soil after being centrifuged by a centrifugal force of 1000 times that of gravity is called________________?
A. Soil moisture
B. Equivalent moisture
C. Field moisture
D. Available moisture - The water evaporates from paddy surfaces to the atmosphere in the form of water vapours, these water vapours get collected in the atmosphere and behave & like_________________?
A. Water
B. Snow
C. Ice particles
D. Gas - The field capacity is the amount of water retained by a saturated soil mass after being acted by gravity. The amount of water required to bring the soil moisture content of that soil up to field capacity is called__________________?
A. Soil-moisture deficiency
B. Field-moisture deficiency
C. Equivalent-moisture deficiency
D. a and b are correct - Water available in root zone of plants, is about 50% of soil moisture content. which is always available to the plants is called________________?
A. Effective water
B. Soil-moisture content
C. Capillary water
D. All are correct - Water available above the top of root zone of plants is about 15% of soil moisture contents, is mostly not available to plants celled_________________?
A. Capillary water
B. Irrigation water
C. Effective water
D. Hygroscopic water - Water logging is the state of the soil where the water table brought ______________capacity or root zone of plants?
A. Far from
B. Within
C. Below
D. Near - The minimum moisture content at which a water drop if placed on a smooth surface of soil will not be absorbed immediately by the soil is called __________________?
A. Soil moisture content
B. Moisture content
C. Soil saturation
D. All are correct - The property of soil which indicates the volume of water stored in the formation is called ___________________?
A. Specific yield
B. Porosity
C. Field capacity
D. Specific retention