With the increase in the quantity of water supplied, the yield of most crops

Related MCQs

• 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 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.)
• The crops require maximum water during
• The whole period of cultivation from the time when irrigation water is first supplied for preparation of the ground to its last watering before harvesting, is called
• When the quantity of the earth is much in excess of the quantity required for filling, it has to be deposited in the form of spoil banks. The spoil banks are made on
• 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
• For closed growing crops (such as wheat), the method of irrigation used is
• The ratio between the area of a crop irrigated and the quantity of water required during its entire period of the growth, 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