Which of the following is a component of nucleic acid and protein:
Which of the following is a component of nucleic acid and protein:
A. Ca
B. Mg
C. N
D. None of the above
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Soil moisture and ET losses are_________________?
Soil moisture and ET losses are_________________?A. Inversely related
B. Directly related
C. Not related
D. Occasionally relatedWalkley and Blacks method of organic matter determination allows recovery of _____% organic carbon content:
Walkley and Blacks method of organic matter determination allows recovery of _____% organic carbon content:A. 74 %
B. 54 %
C. 62.5 %
D. 34%The salinity can be reduced by the application of___________________?
The salinity can be reduced by the application of___________________?A. Lime
B. Sulphuric acid
C. Urea
D. All the aboveThere are twelve soil orders found in the world of which six soil orders have been recognized at various locations are________?
There are twelve soil orders found in the world of which six soil orders have been recognized at various locations are________?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 wrongThe immobilization and accumulation of the eluviated constituents at some depth beneath the soil surface:________?
The immobilization and accumulation of the eluviated constituents at some depth beneath the soil surface:________?A. Iluviation
B. Eluviation
C. Illuviation
D. MelanizationThe inner shell of earth consists of_____________________?
The inner shell of earth consists of_____________________?A. Fe
B. Silicate
C. Mg
D. Silicate of Fe & Mg