Which of the Following Would Contain the Lowest Concentration of Oxygen

question 47

Multiple Choice

Which of the following would contain the lowest concentration of oxygen?

• A) a lake covered by a sheet of ice
• B) air at sea level
• C) air 1,000 ft. above sea level
• D) a warm pond

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Definitions:

Malthusian

Relating to the theory proposed by Thomas Malthus that population growth inevitably outpaces food production and resource availability, leading to societal collapse unless checked by moral restraint or disaster.

Preventive Measures

Actions or strategies taken in advance to reduce the risk of harm or to prevent undesirable outcomes.

Demography

The scientific study of populations, including their sizes, compositions, distributions, and how these change over time.

Sociology

The study of social behavior, society, patterns of social relationships, social interaction, and culture that surrounds everyday life.