901. The cotton plant sheds more fruits mainly due to_________________?
A. More number of irrigations
B. Higher temperature
C. Higher dose of fertilizer
D. Insects and pest
902. Dwarf varieties of wheat are more resistance to_______________?
A. Disease
B. Insect pest
C. Lodging
D. Viruses
903. Yield losses of rice crop due to weed infestation are___________________?
A. 10-20%
B. 5-15%
C. 20-50%
D. 20-60%
904. Wheat is predominantly________________?
A. Self pollinated crop
B. Often cross pollinated crop
C. Cross pollinated crop
D. Apomictie crop
905. Growing more then one crop in a season in the same land is called________________?
A. Monocropping
B. Double cropping
C. Intensive cropping
D. Intercropping
906. A condition of green plants in which they become unhealthy and pale fellow in colour is known as_________________?
A. Chromoplast
B. Leucoplast
C. Chlorosis
D. Chromoplast
907. The crop which are cultivated for grain purposes are called_________________?
A. Fodder crops
B. Cereal crops
C. Fiber crops
D. Leguminous crops
908. The best soil for cotton cultivation is_________________?
A. Sandy soil
B. Loamy soil
C. Silty soil
D. Clay loam soil
909. The herb plants have___________________?
A. Woody stem
B. Non-woody stem
C. Trunk
D. All the above
910. Water courses are lined to avoid_________________?
A. Transpiration
B. Evaporation
C. Seepage
D. Erosion