The Increase in Oxygen in the Atmosphere

question 31

Multiple Choice

The increase in oxygen in the atmosphere

• A) led to the replacement of eukaryotes by prokaryotes.
• B) is associated with changes in the size and diversity of organisms.
• C) required new forms of electron donors.
• D) was due to the increase in respiration during the Devonian.
• E) none of the above

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Definitions:

Agreeableness

A personality dimension describing someone who is cooperative, empathetic, and friendly.

Conscientiousness

One of the Big Five personality traits, characterized by being systematic, well-organized, careful, and responsible.

Neuroticism

A characteristic of personality marked by fluctuations in mood, feelings of nervousness, and inconsistent emotions.

Extraversion

A personality dimension describing individuals who are sociable, energetic, and often seek stimulation and the company of others.