How Do Calcareous Oozes Form

question 48

Multiple Choice

How do calcareous oozes form?

• A)The particles are biogenically or chemically precipitated in warm, surface waters and sink to the bottom.
• B)The particles are precipitated by deep-ocean, bottom-dwelling, carbon-fixing bacteria.
• C)The particles are precipitated in the water column below the depth of sunlight penetration and then sink to the bottom.
• D)The particles settle out from calcite-rich turbidity currents at depths greater than 4,500 metres.

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