A deep ocean ooze was discovered near Antarctica. What type is it likely to be?
a. Radiolarian ooze
b. Calcareous ooze
c. Diatom ooze
d. Foraminfera ooze
ANS: C
Diatom oozes occur at high latitudes in areas with seasonal upwelling. Although diatom and
radiolarian oozes are both siliceous, radiolarian ooze tends to form in equatorial waters. Information
can be found in the section Pelagic Sediments Vary in Composition and Thickness.
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