A. Seepage
B. Soil erosion
C. Soil contamination
D. All the above
Related Mcqs:
- Material deposited by the wind is called____________________?
A. Regolith
B. Colluvial
C. Alluvium
D. Eolian - 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 theseSubmitted by: Hakeem Taj Shapuki
- Surface removal of ice or snow from a glacier or snowfield by melting, sublimation, and/ or calving:
A. Abrasion
B. Ablation
C. Backplain
D. Bank-CavingSubmitted by: Shafiq Rehman
- All harvested crops remove plant nutrients from the soil. Whether used for _______________; the various crop products are often consumed far away from the production sites, some times thousands of kilometers away in another country.
A. Food
B. Feed
C. industrial raw materials
D. All of theseSubmitted by: Shafiq Rehman
- According to one estimate, wind and water erosion over ______ % of the Pakistan’s total area?
A. 46%
B. 36%
C. 76%
D. None of the aboveSubmitted by: Shafiq Rehman
- Almost one third of the land area through out the world is affected by land degradation. Pakistan’s agriculture sector though facilitates employment to >65% but is facing challenges from:
A. Erosion
B. Salinity
C. Waterlogging
D. All of the aboveSubmitted by: Shafiq-ur-Rehman
- Which chemical used to prevent evaporation from surface of water in water bodies?
A. Cetyle alcohol
B. Methyle alcohol
C. both A and B
D. None of theseSubmitted by: Shafiq Rehman
- Which chemical used to prevent evaporation from surface of water in water bodies?
A. Cetyle alcohol
B. Methyle alcohol
C. both A and B
D. None of theseSubmitted by: Shafiq Rehman
- Soil erosion is __________ of soil from one place ti another place by natural agencies (wind & water):
A. Detachement of soil
B. Transportation
C. both A & B
D. None of theseSubmitted by: Shafiq Rehman
- Igneous rock whose crystal is 1 cm called____________________?
A. Plutonic
B. Felsic
C. Pegmatitic
D. Mafic
