Members of the Archaea Typically Thrive in Conditions of Excessive

question 75

Multiple Choice

Members of the Archaea typically thrive in conditions of excessive

• A) heat.
• B) acidity.
• C) alkalinity.
• D) salinity.
• E) All of the choices are correct.

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Definitions:

Limnetic Zone

The open surface waters in a freshwater habitat, away from the shore, where there is enough light penetration to support photosynthesis.

Profundal Zone

The deep zone of a body of water, below the range of effective light penetration, where photosynthesis cannot occur.

Hydrothermal Vents

Openings in the seafloor that emit hot, mineral-rich water, supporting unique ecosystems.

Chemosynthetic Communities

Ecosystems that derive energy from chemical reactions, typically found in environments without sunlight, such as hydrothermal vents.