Which of the Following Gases, Which We Can Detect (If

question 30

Multiple Choice

Which of the following gases, which we can detect (if present) in infrared spectra, would be a strong indicator of life on another planet?

• A) carbon dioxide
• B) ozone
• C) methane
• D) water vapor
• E) sulfuric acid

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Definitions:

Evolutionary Process

The gradual development of organisms and species over time through mechanisms such as natural selection and genetic drift.

Cultural Evolution

The process by which societies and cultures change over time, including changes in beliefs, practices, technologies, and social structures.

Natural Selection

A process by which organisms better adapted to their environment tend to survive and produce more offspring.

Charles Darwin

A British naturalist and biologist known for his theory of evolution and the process of natural selection.