Rocks and weathered materials transported by ___________ ,act as initial materials for soil formation?

Related Mcqs:

1. Weathering process-physical, chemical, and biological _______________, the rocks and minerals into simpler products which either accumulate in place or are transported to other places where they become soil parent materials?

   A. Disintegrate
   B. Disentigrate
   C. Decompose
   D. Both a & c

   Submitted by: Shafiq Rehman

2. Rocks which are formed by disintegration of pre-existing rocks by weathering are____________________?

   A. Sand stone
   B. Classics
   C. Igneous
   D. Greis

3. The soils in which the weathered material is taken away to other place by several agents are called__________?

   A. Alluvial soil
   B. Aeolian soil
   C. Transported soil
   D. None of these

   Submitted by: Hakeem Taj Shapuki

4. Any material such as straw, sawdust, leaves, plastic films, & loose soil that is spread upon the surface of the soil to protect the soil & plant roots from the effects of raindrops, soil crusting, freezing or evaporation:

   A. Mull
   B. Mulch
   C. Mycorrhizae
   D. Muck

   Submitted by: Shafiq Rehman

5. Wind transported materials if it is silt dominated is__________?

   A. Alluvial
   B. Colluvial
   C. Eolian
   D. Loess

   Submitted by: Shafiq Rehman

6. Pedogenic processes bring about changes in the parent materials in the form of _____________________, within the soil body (soil profile)?

   A. Additions, losses
   B. Transfers and transformations
   C. both A and B
   D. None of the above

   Submitted by: Shafiq Rehman

7. Soil-forming minerals occurring in rocks do not contain any water, they undergo ______________ when exposed to humid conditions & break down as in chemical weathering process:

   A. Carbonation
   B. Acidification
   C. Hydration
   D. Dissolution

   Submitted by: Shafiq Rehman

8. Soil additive which stabilizes the soil, improves resistance to erosion, increases to permeability to air & water, improves texture, eases cultivation or otherwise improves soil quality:

   A. Soil amendment
   B. Soil conditioner
   C. Both a & b
   D. None of the above

   Submitted by: Shafiq Rehman

9. In Pakistan, Indus plains are formed from ___________ parent material which was transported by Indus river and its tributaries from Himalayas?

   A. Till
   B. Moraine
   C. Colluvial
   D. None of the above

   Submitted by: Shafiq Rehman

10. The process of deposition of soil materials in the lower layer is termed as:_________?

    A. Illuviation
    B. Eluviation
    C. Podzolization
    D. Laterization

    Submitted by: Shafiq Rehman