Agriculture MCQs

Page No. 168

Pilot tube is a device, which convert velocity head of flowing water into pressure by ____________________?


aH = v2/2g


bH = v/g


cH = v2/g2


dH = v2 / g


View Answer H = v2/2g

The ratio between the actual pressure and saturation vapour present at same temperature is called___________________?


aAbsolute Humidity


bRelative Humidity


cLow Humidity


dHigh Humidity


View Answer Relative Humidity

The difference between saturation vapour pressure and actual vapour pressure at a constant temperature is called ___________________?


aSaturation vapour pressure


bActual vapour pressure


cSaturation deficit


dPartial pressure


View Answer Saturation deficit

The water vapours are generally present in a atmosphere, some times isolated and sometimes mixed with other gases. in such a situation the pressure exerted by each component of mixture, will be called ______________________?


aPartial pressure


bSaturation pressure


cVapour pressure


dAll are correct


View Answer Partial pressure

A curve showing the maximum flow in the river and mean time reduces flow. we be called___________________?


aInfiltration capacity


bInfiltration capacity curve


cGround water depletion curve


dAll are correct



When seepage water after passing the ground water aquifer joins the surface stream, such stream will be called_____________________?


a Influent stream


b Effluent stream


cRain stream


dStorm stream


View Answer Influent stream

Infiltration capacity curve is the graphical representation, as to how the infiltration capacity varies with time after rainfall this curve was represented by ____________________?


aDarcy


bHorton


cLacy


dKennedy


View Answer Horton

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________________?


aSoil moisture


bEquivalent moisture


cField moisture


dAvailable moisture


View Answer Equivalent moisture

After rainfall the quantity of water that flows directly over the ground surface and join immediately to the river is called_________________?


aSurface runoff


bSub-surface runoff


cBase flow


dTrue surface runoff


View Answer True surface runoff

Hydrology is the science which deals with the depletion and recharge of water resources yearly therefore. its knowledge is a must to _________________ properly the water resources?


aDevelop


bManage


cRemodel


dRehabilitate


View Answer Manage

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