Polar deserts form above ________ degrees north or south latitude
A) 0
B) 15
C) 30
D) 45
E) 60
Answer: E
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Identify three major economical and three major ecological benefits of forest ecosystems.
What will be an ideal response?
All of the following are prevention approaches to global warming except
a. limiting urban sprawl b. shifting to renewable energy sources c. improving energy efficiency and transferring energy-efficiency and pollution-prevention technologies to developing countries d. slowing population growth e. dispersing methane from landfills to prevent explosions
Which one of the following statements is INCORRECT?
A) The higher the GDP of a country, the more equal its income distribution.
B) The primary sector accounts for a larger share of GDP for LDCs than MDCs.
C) Workers in MDCs are more productive than those in LDCs.
D) The HDI is a function of economics, social, and demographic indicators.
E) PPP accounts for differences in cost among countries for the same basket of goods.
What problems arise when a species is introduced from a foreign ecosystem? Why do these problems occur?
What will be an ideal response?