The negative logarithm of the hydrogen ion concentration, a measure of the acidity of a solution is called_______________?

Related Mcqs:

1. The management of kind by planting a series of crops, pastures or following to maximize production with sustaining land quality is called_______________?

   A. Crop rotation
   B. Crop sequence
   C. Cropping system
   D. Crop management

2. Percentage of area irrigated by a cusec of water during the season is called_______________?

   A. Intensity
   B. Base period
   C. Cusec
   D. Irrigation frequency

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

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

4. The series of transformation which a nutrient undergoes in the biosphere before returning to its original formed is called_______________?

   A. Carbon cycle
   B. Nutrient cycle
   C. Nitrogen cycle
   D. None of the above

5. Hitting the seed with force against a hard surface to break seed dormancy is called_______________?

   A. Impaction
   B. Abrasion
   C. Stratification
   D. Scarification

6. A. income farm where the operator is producing primarly his family’s needs rather than for sale is called_______________?

   A. Family farming
   B. Subsistence farming
   C. Intensive farming
   D. Progressive farming

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 total dry matter produced by a plant as a resulting photosynthesis is called_______________?

   A. Biological yield
   B. Mass
   C. Physical productivity
   D. None of the above

9. Highly decomposed stage of organic matter is called_______________?

   A. Cellulose
   B. Organic acid
   C. Humus
   D. All the above

10. Foliar application of nitrogen means applying nitrogen in solution form to___________________?

    A. Whole plant
    B. Leaves
    C. Stem only
    D. Flowers only