Question
Following are the statements with respect to
economization of irrigation water in rice A. Rice should be cultivated on heavy soils with percolation above 5 mm per day B. Subsoil loosening to enhance water flux to soil. C. Rice should be grown in small isolated blocks to reduce seepage D. Application of tank silts to light soils E. Pudding to reduce soil permeability Choose the correct answer from the options given belowSolution
Subsoil loosening can improve water movement and infiltration in the soil profile, allowing water to reach deeper layers and reducing surface runoff. Pudding to reduce soil permeability
Pipe ‘A’ takes 15 minutes to fill a tank. Pipe ‘B’ takes 25 minutes to empty the same tank. If pipe ‘B’ is opened 11 minutes after pipe ‘A...
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Pipe A can fill a tank in 12 hours, and Pipe B can fill it in 15 hours. Pipe C can empty the full tank in 20 hours. If all three pipes are opened togeth...
A large cistern can be filled by two pipes, P and Q, in 16 minutes and 24 minutes, respectively. Pipe R can empty the cistern in ...
Pipe A alone and pipe C alone can fill the empty tank in 50% less time and 25% less time respectively than the time taken by pipe B to empty the full ta...
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