Recent investigations of the impact of GM crops on biodiversity in Great Britain indicate that ________
A) none of the GM crop sites showed changes in biodiversity
B) birds and insects cannot digest GM crops
C) some GM crops and sites showed increased biodiversity, while others showed decreases
D) biodiversity increased in all GM crop sites
E) GM crop sites had catastrophically reduced biodiversity
C
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Ellen Johnson Sirleaf became the first elected female head-of-state in Africa in 2006. In which nation was she elected President?
A) South Africa B) Democratic Republic of the Congo C) Zimbabwe D) Liberia E) Tanzania
What is the Earth System?
a. The global interconnecting web of physical and biological phenomena involving the solid Earth, the hydrosphere, and the atmosphere b. The crust, mantle, and core of the Earth c. The continental plates and the oceanic plates d. The rigid lithosphere and the plastic asthenosphere
In which situation would you expect to be closest to peak load?
A) on a windy day B) on a cool, sunny day C) on an extremely hot day D) in the middle of a spring night E) Peak load is always the same, regardless of time or weather.
Globalization, the spread of free trade, free markets, investments, and ideas across borders, is a controversial subject. Frequently, people protest against "corporate-led globalization.". Are the concerns about globalization justified, and why or why not?