Organic (O) horizon is absent in_________?

Related Mcqs:

1. A mineral horizon that is either too thin, too light in colour, too low in organic matter:

   A. Umbric epipedon B. Melanic epipedon C. Mollic epipedon D. Ochric epipedon Submitted by: Shafiq Rehman...

2. 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...

3. 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...

4. 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...

5. 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...

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. Soil particles as individuals such as sand and do not form aggregates. These are usually found in parent material or C horizon is:_________?

   A. Massive B. Single-grained C. Aggregated D. All of the above Submitted by: Shafiq Rehman...

9. ‘A’ horizon of the soil is also designated:

   A. Eluvistal horizon B. Illuviated horizon C. Alluvial horizon D. None of the above. Submitted by: Shafiq Rehman...

10. “Wash-in” takes place in which horizon?

    A. E B. O C. B D. A Submitted by: Shafiq Rehman...