The earth's water circulatory system, is known as

Related MCQs

• When the upstream face of a gravity dam is vertical, then the intensity of water pressure at the water surface and at the base respectively will be (where w is unit weight of water and H is the depth of water.)
• Rate of evaporation from a water surface increases if i) difference of vapour pressure between water and air is increased ii) velocity of wind is decreased iii) concentration of soluble solids in water is decreased The correct answer is
• 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
• When an oven-dried sample of soil is kept open in the atmosphere, it absorbs some amount of water. This water is known as
• An outlet in which the discharge depends upon the difference in level between the water levels in distributing channel and the water course, is known as
• A part of water which will move out of the soil, if proper drainage is provided, is known as gravitational water.
• A solid construction put across the river to raise its water level and divert the water into the canal, is known as
• 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
• The stage of river carrying a discharge of Q m7sec at a point is 10 m and slope of water surface is (1/4000). The discharge of a flood at the same point and same stage of 10 m with a water surface slope of(l/1000)willbe
• When discharge of an outlet is independent of the water levels in the water course and the distributary, the outlet is termed as a