What is the most important crop grown in East Asia? Why is this crop grown extensively in the southern part of the region but not in the northern part? And how might global climate change affect future yields in different regions of the world?
What will be an ideal response?
Answer: Varies, but may involve discussions of changing rainfall and temperature in various regions. Some regions may see diminished rice production while other areas may see increases.
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Hygroscopic water and gravitational water are available for plant use
Indicate whether the statement is true or false
Construction of the Three Gorges Dam in China has resulted in
A. inundation of only a trivial amount of farmland, because it is sited in a narrow gorge walled with granite bedrock. B. increased damage from the frequent flooding of the Yangtze River. C. displacement of more than 1.3 million people. And increased seismic and landslide activity in the area. D. improved stability in banks of the Yangtze River downstream as a result of increased sediment load.
How are nitrogen and oxygen both added to and removed from the atmosphere?
What will be an ideal response?
Which statement most accurately describes the population control efforts in India?
A) Increasing child survival, elevating status and employment levels for women, and increasing literacy in the general population will decrease fertility rates. B) There is little governmental financial support for birth control for all couples. C) Changing public attitudes about family size and timing through education and counseling. D) Lack of education and health care and improved opportunities for women decreases fertility rates. E) A one-child policy that is enforced through taxation works best for controlling population.