Civil Thinking

Biogenic Sedimentary Rock
Biogenous OOZE!

Sediment that forms on the ocean floor as a result of the accumulation of the “shells” of planktonic microorganisms

Plankton = free floating organisms in the ocean

(planktos = wandering)

  • Algae
    • Photosynthetic (make their own food)
    • Single celled organisms to large (giant kelp)
  • Protozoans
    • generally not photosynthetic (need to get food)
    • Microscopic organisms

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