A. Porosity
B. Fine particles of soil
C. Coarse particles of soil
D. Climatic conditions
Related Mcqs:
- 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 water particles held in soil pores of root zone by _____________ against gravity and is known as capillary water?
A. Cohesive force
B. Capillary force
C. Tension force
D. Gravity force - 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 - The process to dilute the available salts from root Zone by providing simply canal water is known as __________________?
A. Reclamation
B. Leaching
C. Recultivation
D. de-salting - When reservoir is full on upstream side, the maximum stress comes upon__________________?
A. Top of dam
B. Bottom of dam
C. Face of dam
D. All are correct - The depth of root zone for rice crop is about___________________?
A. 70 cm
B. 80 cm
C. 90 cm
D. 100 cm - In the initial stage of rainfall, when soil moisture available in the root zone is very low, the rate of infiltration ?
A. Increases
B. Reduces
C. remain stagnant
D. Normal - 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 - A water rise takes place on down stream of sloping glacis, when a stream of water moving with high velocity and low depth strikes another stream of flow moving with low velocity and high depth, such breakage in water surface is called______________?
A. Water wave
B. Water tide
C. Hydraulic jump
D. Afflux
