Ratio of crop yield to the amount of water utilized is called______________?

Related Mcqs:

1. Ratio of economic yield to biological yield expressed in percentage is called_______________?

   A. Harvest index
   B. Seed index
   C. Total yield
   D. Dry matter

2. Raising of only one crop in a year, when there is seasonal supply of water is called______________?

   A. Monocropping
   B. Monoculture
   C. Specialized farming
   D. Intensive cropping

3. Yield losses of rice crop due to weed infestation are___________________?

   A. 10-20%
   B. 5-15%
   C. 20-50%
   D. 20-60%

4. The amount of water required to rise a crop to matunty with in a given period of time is called________________?

   A. Water frequency
   B. Water depletion
   C. Water balance
   D. Crop Water requirement

5. Soil water in excess of hygroscopic and capillary water which moves downward through the soil by the force of gravity is called______________?

   A. Capillary water
   B. sub-surface water
   C. Gravitational water
   D. Run off water

6. Delta of water for cotton crop is________________?

   A. 30 acre inches
   B. 25 acre inches
   C. 18 acre inches
   D. non of these

7. The depth of irrigation water required for the full crop period is called_______________?

   A. Consuptive use of water
   B. Delta of water
   C. Optimum use of water
   D. non of these

8. The depth of irrigation water required for the full crop period is called_________?

   A. Delta of water 
   B. Water required
   C. Crop water required
   D. None of these

   Submitted by: Mukhtir Ali jan

9. Raising of only one crop in a year when there is seasonal supply of water is called_________?

   A. Multiple cropping
   B. Monocropping
   C. Harvest cropping
   D. None of these

   Submitted by: Mukhtir Ali jan

10. Plants having no defined limits of vegetative and reproductive element is called______________?

    A. Absolute growth
    B. Assimilation
    C. Indeterminate growth
    D. Determinate growth