Irrigation, Waterways , Hydrology Section 9
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1) Question.
A deep well
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2) Question.
An artesian aquifier is the one where
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3) Question.
Cyclonic precipitation is caused by lifting of an air mass due to
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4) Question.
Infiltration capacity is
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5) Question.
The depth of water required to bring the soil moisture content of a given soil upto its field capacity is called?
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6) Question.
Infiltration rate is always
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7) Question.
Hydrograph is the graphical representation of
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8) Question.
With the increase in the quantity of water supplied, the yield of most crops
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9) Question.
The amount of irrigation water required to meet the evapotranspiration needs of the crop during its full growth is called
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10) Question.
The water utilizable by plants is available in soils mainly in the form of
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11) Question.
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
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12) Question.
For supplying water to rabi crop, kharif crop and sugarcane, the channel is designed for a capacity equal to the greater of the water requirement of
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13) Question.
The kor for rice is 190mm and the kor period is 14 days. The outlet factor for this will be
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14) Question.
The "outlet discharge factor" is the duty at the head of
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15) Question.
The duty is largest
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16) Question.
The relation between duty D in hectares/cumec in metres and base period B in days is given by
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17) Question.
Irrigation water having the concentration of Na^++, Ca^++ and Mg^++ as 20, 3 and 1 milli-equivalent per litre respectively will be classified as
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18) Question.
Optimum depth of kor watering for rice is
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19) Question.
The value of Sodium Absorption Ratio for high sodium water lies between
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20) Question.
Sodium Absorption Ratio (SAR) is defined as
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21) Question.
If the electrical conductivity of water is in between 250 to 750 micro mhos/cm at 25°C, then it is classified as
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22) Question.
Which of the following methods of applying water maybe used on rolling lands?
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