A and B horizon is called as_________?

Related Mcqs:

1. A & B horizon is called as:________?

   A. Regolith
   B. Poly-pedon
   C. Series
   D. None of the above

   Submitted by: Shafiq Rehman

2. 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

3. ‘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

4. Organic (O) horizon is absent in_________?

   A. Mollisols
   B. Histosols
   C. Arable soils
   D. Non-arable soils

   Submitted by: Shafiq Rehman

5. What is a soil horizon?

   A. Soil texture
   B. Soil structure
   C. Layers of soil
   D. All of these

   Submitted by: Hakeem Taj Shapuki

6. 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

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

   A. E
   B. O
   C. B
   D. A

   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. Loss of nitrogen in the form of NH3 in alkaline medium is known as_________?

   A. Denitrification
   B. Leaching
   C. Volatilization
   D. None of these

   Submitted by: Shafiq Rehman

10. In cotton, zn deficiency is known as_________?

    A. Fern leaf
    B. Mottle leaf
    C. Little leaf
    D. None of these

    Submitted by: Shafiq Rehman