Irrigation Online Test – Multiple Choice Questions & Answers

1. In north Indian Plains, optimum depth of kor watering for wheat, is

 
 
 
 

2. The length and width of a meander and also the width of the river, vary roughly as

 
 
 
 

3. For a unique design of a channel by Kennedy’s theory

 
 
 
 

4. Canals taken off from ice-fed perennial rivers, are known

 
 
 
 

5. The field capacity of a soil is 25%, its permanent wilting point is 15% and specific dry unity weight is 1.5. If the depth of root zone of a crop, is 80 cm, the storage capacity of the soil, is

 
 
 
 

6. Useful soil moisture for plant growth, is

 
 
 
 

7. The structure constructed to allow drainage water to flow under pressure through an inverted syphon below a canal, is called

 
 
 
 

8. If the optimum depth of kor watering for a crop is 15.12 cm, the outlet factor for the crop for four week period in hectares per cumec, is

 
 
 
 

9. Bligh’s theory of seepage assumes

 
 
 
 

10. A hydraulic structure is designed to withstand

 
 
 
 

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