Civil Engineering MCQs

Page No. 143

Optimum depth of kor watering for rice is______________?


a135 mm


b165 mm


c190 mm


d 215 mm


View Answer 190 mm

Which of the following methods of applying water may be used on rolling land ?


aboarder flooding


b check flooding


cfurrow flooding


dfree flooding


View Answer boarder flooding

The ratio of the quantity of water stored in the root zone of the crops to the quantity of water actually delivered in the field is known as__________________?


awater conveyance efficiency


bwater application efficiency


c. water use efficiency


dnone of the above



The amount of irrigation water required to meet the evapotranspiration needs of the crop during its full growth is called________________?


aeffective rainfall


b consumptive use


cconsumptive irrigation requirement


dnet irrigation requirement



Hydrograph is the graphical representation of________________?


a runoff and time


bsurface runoff and time


cground waterflow and time


d rainfall and time


View Answer runoff and time

The depth of water required to bring the soil moisture content of a given soil upto its field capacity is called_________________?


ahygroscopic water


bequivalent moisture


csoil moisture deficiency


d pellicular water



Infiltration is the_______________?


amovement of water through the soil


babsorption of water by soil surface


cboth (A) and (B)


dnone of the above



Cyclonic precipitation is caused by lifting of an air mass due to________________?


a pressure difference


btemperature difference


c natural topographical barriers


dall of the above



A raingauge should preferably be fixed________________?


a near the building


bunder the tree


c in an open space


d in a closed space


View Answer in an open space

Under the same conditions, which of the following shapes of water surface will give the highest rate of evaporation ?


a flat water surface


bconvex water surface


cconcave water surface


d independent of shape of water surface


View Answer convex water surface

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