Gaseous loss of a substance from the soil or from fertilizer or manure is called_________________?

Related Mcqs:

1. The application of fertilizer nutrients in proportions best suited to the needs of the crop is called_________________?

   A. fertilizer placement
   B. fertilizer use efficiency
   C. Nitrogen use efficiency
   D. Balanced fertilization

2. Fertilizer requirements of wheat under medium loamy soil is________________?

   A. 75-90 NP kg/ha
   B. 100-70 NP kg/ha
   C. 110-60 NP kg/ha
   D. 136-85 NP kg/ha

3. The systematic arrangement of soil in to groups or categories is called_________________?

   A. Classification
   B. Annuals
   C. Perennials
   D. Ranking

4. Fertilizer application before seed sowing is called__________________?

   A. Top dressing
   B. Broadcasting
   C. Basal application
   D. Drilling

5. The pH of urea fertilizer is _________________?

   A. 4.00
   B. 3.5
   C. 8.0
   D. non of these

6. 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

7. The total dry matter produced by a plant as a result of photosynthesis is called_________________?

   A. Biological yield
   B. Harvest index
   C. Dry matter
   D. Crop growth

8. The crop which are cultivated for grain purposes are called_________________?

   A. Fodder crops
   B. Cereal crops
   C. Fiber crops
   D. Leguminous crops

9. A method of control of pests in which natural predators and parasites are used without causing serious adverse environmental side effects is called_________________?

   A. IPM
   B. Allelopathy
   C. Insect control
   D. Chemical control

10. A long severe winter and short summer is called_________________?

    A. Arctic
    B. Sub-temperature
    C. Semiarid
    D. Semi arctic