The actual amount H2O present in the air is called_____________?

Related Mcqs:

1. The ratio of actual cultivated area to a total farm area over a year is called__________________?

   A. Cropping pattern
   B. Cropping intensity
   C. Cost-benefit ratio
   D. None of the above

2. The ratio of actual cultivated’ area to a total farm area over the year is called __________________?

   A. Cropping pattern
   B. Cropping intensity
   C. Cost benefit ratio
   D. Cropping system

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

   A. Soil water use
   B. Crop water use efficiency
   C. Soil plant water relationship
   D. Water intensity

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. The control and preservation of natural resources for present and future use is called_________________?

   A. Sustainability
   B. Conservation
   C. Crop residue management
   D. None of above

6. The control and preservation of natural resources For present and future use is_________________?

   A. Substainability
   B. Conservation
   C. Biodiversity
   D. Environment

7. The CO, content of air is___________________?

   A. 1%
   B. 10.3%
   C. 0.03%
   D. 0.002%

8. Primary air polluted is________________?

   A. SO₂
   B. SO₃
   C. SO₄
   D. None

9. Air contains___________________?

   A. 70% nitrogen
   B. 50% nitrogen
   C. 78% nitrogen
   D. None of the above

10. The oxygen concentration in the air is________________?

    A. 30%
    B. 21%
    C. 16%
    D. 45%