Which Type of Microfossils Have a Tooth- Like Shape Made

question 5

Multiple Choice

Which type of microfossils have a tooth- like shape made of apatite, are a mouth part of an extinct swimming eel- like chordate, and are useful index fossils for the Paleozoic through Triassic?

• A) conodonts
• B) acritarchs and dinoflagellates
• C) diatoms and radiolaria
• D) coccoliths and formaminifera

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