Nitrogen & sulphur dioxide liberate from motor vehicles & industries. Nitrogen & Sulphur gases dissolve in the water vapour of atmosphere & form nitric & sulphuric acid. This rain water falls on soil as__________ & contaminates soil also:

Related Mcqs:

1. 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...

2. 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...

3. Preferable form of nitrogen for rice under submerged soil conditions is ____________?

   A. NH4 B. NO3 C. NO2 D. All of these Submitted by: Muhammad Rehan...

4. __________________ systems play a crucial role in increasing soil organic C storage and reducing net emissions of greenhouse gases in addition to soil erosion control:

   A. Engineering B. Agroforestry  C. Cultivating D. All of the above Submitted by: Shafiq Rehman...

5. Nitrogen gases are involved in_____________________?

   A. Sleepy feelings B. Hair disease C. Mental disease D. Acid rains...

6. The soil air contains a number of gases ______________ & water vapours:

   A. Nitrogen B. Oxygen C. Carbon dioxide D. All of the above Submitted by: Shafiq Rehman...

7. 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...

8. According to the Soil survey of Pakistan, the total waterlogged summer-rain area in the country is:_________?

   A. 4.11 mha B. 5.16 mha C. 22.5 mha D. The above statement is wrong Submitted by: Shafiq Rehman...

9. The available form of sulphur for plant is___________________?

   A. S2 B. SO-2 C. SO3 D. SO2...

10. Azotobacter fixes atmospheric nitrogen in the soil by:__________?

    A. Symbiotically B. Non-symbiotically C. Can fix A & B D. None of these Submitted by: Mir Mehrbiyar...