OBJECTIVE LIFE SCIENCE
DIVERSITY AMONG LIFE FORMS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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epoch, period, eon
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eon, epoch, period
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period, epoch, eon
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epoch, eon, period
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Detailed explanation-1: -17. The largest to smallest unit is in order is eon period epoch. Explanation :The geo chronologi…
Detailed explanation-2: -eon = The largest unit of time. era = A unit of time shorter than an eon but longer than a period. period = A unit of time shorter than an era but longer than epoch. epoch = A unit of time shorter than a period but longer than an age.
Detailed explanation-3: -In formal usage, eons are the longest portions of geologic time (eras are the second-longest). Three eons are recognized: the Phanerozoic Eon (dating from the present back to the beginning of the Cambrian Period), the Proterozoic Eon, and the Archean Eon.
Detailed explanation-4: -The four largest divisions of geologic time are the eons which include from oldest to youngest: the Hadean, Archean, Proterozoic, and Phanerozoic.