Even using the best methods for sustainable agriculture, Green Revolution grain crops in developed nations are ultimately limited by which factor that is beyond the grower's control?
A) Weather
B) Pests
C) Soil degradation
D) Problems with transportation and storage
A
You might also like to view...
Coal metamorphosed to medium metamorphic grade would become a(n)
A) lignite. B) anthracite. C) subbituminous coal. D) bituminous coal.
What location best represents a trough of low pressure?
A. A B. B C. C D. D E. E
Two weather stations record air pressure. Weather station 1 is 100km north of weather station 2. The pressure at station 1 is 1023mb and at station 2 it is 1015mb. What is the pressure gradient between the two stations?
What will be an ideal response?
A strong trough in a Rossby wave occurs when the jet stream
A. does not bend but maintains a west to east flow. B. bends toward the poles. C. does not bend but maintains an east to west flow. D. bends away from the poles.