Conversion of inorganic P to organic P is known as:_________?

Related Mcqs:

1. The indicator used for the the estimation of the organic matter or organic carbon is;_________?

   A. Mixed indicator
   B. Diphenylamine indicator 
   C. Both a and b
   D. None of the above

   Submitted by: Shafiq Rehman

2. Soils that have more than 20% organic matter are termed as organic soils. These are also called:________?

   A. Peat soil
   B. solonchalk soil
   C. Muck soil
   D. Both a and c

   Submitted by: Shafiq Rehman

3. Walkley and blacks method of organic matter determination allows recovery of ______ ℅ organic carbon content:

   A. 44 ℅
   B. 45 ℅
   C. 33℅
   D. None of the above

   Submitted by: Shafiq Rehman

4. Walkley and Blacks method of organic matter determination allows recovery of _____% organic carbon content:

   A. 74 %
   B. 54 %
   C. 62.5 %
   D. 34%

   Submitted by: Shafiq Rehman

5. Inorganic constituents vary in size from fine clay particles _________ mm to large _________ mm gravel and rock:

   A. < 0.002 mm- >2 mm
   B. 0.5 mm – 1.0 mm
   C. 0.02 mm- 0.2 mm
   D. None of the above

   Submitted by: Shafiq Rehman

6. Soil Organic Matter (SOM) which consists of about _______ % organic carbon plays a vital role by providing macro & micro nutrients:

   A. 72 %
   B. 58%
   C. 62 %
   D. Al of the above

   Submitted by: Shafiq Rehman

7. Organic matter decomposes rapidly in Pakistani soils because of ____________ conditions, that is why our soils generally have < 1% organic matter:

   A. High temperature
   B. Alkaline
   C. Both a & b
   D. None of a & b

   Submitted by: Shafiq Rehman

8. Organisms satisfying their carbon requirement as Co2 from atmosphere and energy requirement from oxidation of simple inorganic compound are called as_________?

   A. Chemoautotroph
   B. Photoautotroph
   C. Saprophyte
   D. None of these

   Submitted by: Shafiq Rehman

9. Soils are also contaminated by a number of inorganic compounds which are also high toxic to human & other animals & are extremely poisonous may include:

   A. Arsenic & Cadmium
   B. Mercury & chromium
   C. Calcium & Magnesium
   D. Both A & B

   Submitted by: Shafiq Rehman

10. Organisms that can synthesize all their substances from simple inorganic molecules are termed as____________________?

    A. Audacious
    B. Autotrophic
    C. Heterotrophic
    D. Phototrophic