A. Water
B. Wind
C. Glaciers
D. All of the above
Submitted by: Shafiq Rehman
Correct Answer: All of the above ✔
Last Updated: October 14, 2020
Related MCQs
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- The diagnostic techniques used in evaluating soil nutrient status and determining fertilizer requirements of the crop include:
- The major soil fertility problems in Pakistani soils deficiencies of N, P and Zn. Deficiencies K, Fe, and B also occur in specific crop genotypes or soil types, while deficiencies of S, Cu, and Mn are negligible. however, the common nutrient deficiencies are__________: and some micronutrients including Mo?
- According to a latest research, Pakistan is predominantly a dryland country; 80% of its land area is arid and semi arid, 12% sub-humid and 8% under humid climate. Thus , soils of arid & semi-arid regions are vulnerable to a wide range of degradation process. As the case in arid and semi-arid climates elsewhere in south-central/southern Asia and Sub-Saharan Africa; __________ are among the major causes of soil degradation and desertification?
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- Pedogenic processes bring about changes in the parent materials in the form of __________, within the soil body (soil profile)?
- Although some acid soils do exist in the northern mountainous regions of Pakistan (Mansehra, Sawat, Dir). Almost all cultivated soils of the country are __________, with high base saturation and low organic matter content (generally less than 1%)?
- The horizons O, A, E and B (other than r and C) are collectively called__________?
- Some times, AB/EB/BA/BE horizons in soil profile are present which are called__________?
- Accumulation of Al and Fe oxides and clays coming from the upper profile layers:
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- Peat soils are not present in Pakistan because these are formed in__________?
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- Weathering is the natural process of__________?
- Combination of soil genesis and classification is collectively called_________?
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- The mineral component of soil consists of_________?
- Which of the following statement is wrong regarding, Soil __________?
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- The movement of water through a column of soil is called:__________?
- The deficient macronutrient in the sodic soils is:_______?
- According to one estimate, wind and water erosion over ______ % of the Pakistan’s total area?
- About 40% of the total area of Pakistan is affected by wind erosion. this includes:_________?
- Examples of prismatic structures are found in the __________ mapped in KPK and the northern part of Punjab.
- Soil particles as individuals such as sand and do not form aggregates. These are usually found in parent material or C horizon is:_________?
- AAS stands for:__________?
- Most common rocks, after exposed to weathering which cover about ______% 0f the earth:
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- following are types of weathering:
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