A. Macro pores
B. Meso pores & Micro pores
C. Both A & B
D. The above statement is wrong
Based on their diameters, soil pores are divided into:_________? Read More »
Soil Science A. 12
B. 13
C. 14
D. 09
A. Sand
B. Silt
C. Clay
D. None of the above
__________ particles range in diameter between 0.02 to 0.002 mm: Read More »
Soil Science A. Reconnaissance survey
B. Detailed soil survey
C. Soel survay
D. The answer of statement is not in options
A. Alfisols
B. Ultisols
C. Vertisols
D. None of the above
swelling clay soils, develop cracks due to greater proportion of swelling type clays: Read More »
Soil Science A. Andisols, Gelisols, Histosols, Spodosols, Oxisols, Ultisols
B. Entisols, Inceptisols, Aridisols, Alfisols, Mollisols, Vertisols
C. Andisols, Aridisols, Histosols, Vertisols, Regosols, Libosols
D. The above statement is wrong
A. Nitrogen
B. Potassium
C. Aluminium
D. Calcium
A. Sub-surface drainage
B. Surface operations
C. Drainage
D. All of the above
The removal of excess water from the ground surface is called:________? Read More »
Soil Science A. Green manure increases the availability in organic from to the next crop
B. It does not affect the availability of phosphorous to succeeding crop
C. Greater amount of phosphorus is taken up and converted into organic form, which is released on decomposition of green matter
D. It fixes the P2O5 through humus and reduces the availability..
A. Water quality determination
B. Aquifer location
C. Water regulation
D. Installation of wells
Ground water refers to the________? Read More »
Soil Science