Why Are Changes in the Global Carbon Cycle Important

question 40

Multiple Choice

Why are changes in the global carbon cycle important?
I. Burning reduces available carbon for primary producers and, therefore, primary consumers.
II. Deforestation and suburbanization reduce an area's net primary productivity.
III. Increasing atmospheric concentrations of carbon dioxide could alter Earth's climate.
IV. By using fossil fuels we are destroying a nonrenewable resource.

• A) only I and III
• B) only II and IV
• C) only I, II, and IV
• D) only II, III, and IV
• E) only I, II, III, and IV

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Definitions:

Cultural Values

The core principles and ideals upon which an entire community exists, influencing beliefs, behaviors, and social norms.

Scapegoats

Individuals or groups blamed for wrongdoings, mistakes, or faults of others, often as a way of diverting attention or to satisfy the need to assign blame.

Japanese Canadians

Canadians of Japanese ancestry, a community that has contributed to Canada's cultural, social, and economic fabric.

Pearl Harbor

The site of a surprise military attack by the Japanese Navy against the United States at the naval base in Hawaii on December 7, 1941, leading the U.S. into World War II.