To Better Comprehend the Magnitude of Current Extinctions, It Will

question 63

Multiple Choice

To better comprehend the magnitude of current extinctions, it will be necessary to

• A) monitor atmospheric carbon dioxide levels more closely.
• B) differentiate between plant extinction and animal extinction numbers.
• C) focus on identifying more species of mammals and birds.
• D) identify more of the yet unknown species of organisms on Earth.
• E) use the average extinction rates of vertebrates as a baseline.

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Definitions:

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A period in human history characterized by the widespread use of digital technology and the internet.

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Guidelines and manners for respectful and considerate use of cell phones in public or shared environments.

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An electronic system that allows messages to be received and stored for playback by the intended recipient.