First ginning machine was invented in_______________?
First ginning machine was invented in_______________?
A. 1893 AD
B. 1880 AD
C. 1793 AD
D. 1650 AD
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genetic purity is assessed through________________?
genetic purity is assessed through________________?A. Inspection
B. Seed testing
C. Germination
D. All the a b cYield losses of rice crop due to weed infestation are___________________?
Yield losses of rice crop due to weed infestation are___________________?A. 10-20%
B. 5-15%
C. 20-50%
D. 20-60%Which area of Pakistan is best for agriculture________?
Which area of Pakistan is best for agriculture________?A. Sindh
B. Baluchistan
C. Kpk
D. PunjabRatio of crop yield to the amount of water utilized is called______________?
Ratio of crop yield to the amount of water utilized is called______________?A. Soil water use
B. Crop water use efficiency
C. Soil plant water relationship
D. Water intensityThe plants which, grow neither in dry nor in wet condition are_______________________?
The plants which, grow neither in dry nor in wet condition are_______________________?A. Xerophytes
B. Amphibiophytes
C. Mesophytes
D. HydrophytesThere has been emphasis on the conservation of wild relatives of cultivated plants because wild plants________________?
There has been emphasis on the conservation of wild relatives of cultivated plants because wild plants________________?A. Grow better then cultivated plants
B. Serve, as valuable fodder plants
C. Needed to understand the origin of cu;cultivated plants
D. Carrying many useful genes which are lost in cultivated plants