Soil Science

A. Balance use of NPK fertilizers according to the need of crops.
B. Following proper crop rotation (shallow rooted and deep root crops) in the cropg session.
C. Regular use of FYM, Composts, acidic mulches, Green manures and Organic fertilizers to increase OM content of Soil.
D. All of the above

A. 12.6 mha
B. 5.7 mha
C. 8.2 mha
D. None of the above

A. Installation of tube-wells for irrigation and vertical drainage.
B. Planning and designing of future canals on proper lines.
C. Planting of eucalyptus in water-logged areas.
D. All of these

A. 4.11 mha
B. 5.16 mha
C. 22.5 mha
D. The above statement is wrong

A. Rainsplash erosion
B. Sheet erosion
C. Rill erosion
D. Gully Erosion

A. Traffic soles
B. Plough soles
C. Compaction
D. Pudding

A. Specialization
B. Speciation
C. Smog
D. None of these