Riya sen Asked a Question
August 17, 2021 9:46 pmpts 30 pts
15. The occurrence of ammonites in a sequence suggests (A) Cenozoic age and freshwater environment (B) Cenozoic age and marine environment (C) Mesozoic age and freshwater environment (D) Mesozoic age and marine environment
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  • Mayank vedwal Vedwal Best Answer
    ammonite is an index fossil of mesozoic era. Ammonite is a group of extinct cephalopod which lived in marine environment. So option d is correct because they represent marine envir...
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