The functions of pre-extension in the development block was
A. To survey block area
B. To prepare ground for intensive stage
C. To conduct agricultural demonstrations
D. All of the above
Answer: Option D
Related Questions on Agricultural Statistics
A. Field trails
B. Exhibitions
C. Competition
D. Fair
The intelligency, ability or efficiency can be measured by use of
A. Median
B. G.M.
C. Weighted H.M.
D. Geometric mean
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