A. Agriculture
B. crop farming
C. Water management
D. all are correct
Related Mcqs:
- Art of making saline un-cultivable lands capable of re-cultivation is called.___________________?
A. Reclamation
B. Fertilization
C. Growing crops
D. Water application - Art of mixing saline water with fresh water in accordance with some ratio for irrigation purpose is called _________________?
A. Amalgamation
B. Mixing of water
C. Desalinization
D. All are correct - Art of making saline water fit for irrigation and drinking through the processes of membrane technique and reverse osmosis is called ___________________?
A. Desalinization
B. Water application
C. Water mixing
D. All are correct - Rabi crops pertains to ___________________?
A. Throughout the year
B. Summer season
C. Monsoon season
D. Winter season - The quantity of water lost by transpiration from the plants or crops and evaporation from fields adjacent to these plants is called ___________________?
A. Evapo-transpiration
B. Consumptive use
C. Un-confined water
D. a & b are correct - The area irrigated in the year and it grows crops on which water rates are leveled is called____________________?
A. Area Assessed
B. Area leased
C. Area irrigated
D. Area cultivated - Those crops which increase the nitrogen content of the soil and hence the fertility also are called ___________________?
A. Leguminous crops
B. Cash crops
C. Fodder
D. Food crops - The precipitation that falls during the growing season of the crop is called__________________?
A. Useful rain fall
B. Direct rain fall
C. Monsoon rain fall
D. all are correct - An escape constructed with masonry or pitched with stones to dispose off surplus of tank or reservoir is called________________?
A. Bye-wash
B. paved-escape
C. Water escape
D. Disposal channel - Khosla provided a seepage theory for design of Hydraulic structures called________________?
A. Theory of seepage
B. Method of independent variables
C. Method of cutoffs
D. Creep theory
