A. Clay
B. Silt
C. Sand
D. Gravel
Related Mcqs:
- The clay fraction of the soil contains particles less than 0.002 mm. Particles <0.001 mm size:
A. Soil Silt
B. Soil colloids
C. Soil loam
D. Soil sandSubmitted by: Shafiq Rehman
- 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. MuckSubmitted by: Shafiq Rehman
- The aggregation of individual particles is called___________________?
A. Granulation
B. Texture
C. Flocculation
D. Structure - 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 aboveSubmitted by: Shafiq Rehman
- Physical condition of soil for plant growth is called___________________?
A. Granulation
B. Tillage
C. Tilth
D. All the above - Part of soil which is in contact with root surface is called___________________?
A. Rhizoshpere
B. Lithoshpere
C. Atmoshpere
D. None of the above - 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 aboveSubmitted by: Shafiq Rehman
- __________ particles range in diameter between 0.02 to 0.002 mm:
A. Sand
B. Silt
C. Clay
D. None of the aboveSubmitted by: Shafiq Rehman
- A soil with an ESP greater than 15 is usually classified as___________________?
A. Sodic soil
B. Saline soil
C. Acidic soil
D. None of the above - A soil is classified as sodic soil when______________________?
A. EC is 8.5
C. SAR is >13
D. All the above
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