AP BIOLOGY

EVOLUTION

EVIDENCE FOR EVOLUTION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which is the correct order for the 3 eras on geologic time scale. This order is from oldest to current.
A
Paleozoic, Mesozoic, Cenozoic
B
Mesozoic, Paleozoic, Cenozoic
C
Cenozoic, Mesozoic, Paleozoic
Explanation: 

Detailed explanation-1: -So, the correct option is ‘Precambrian, Palaeozoic, Mesozoic, Cenozoic’.

Detailed explanation-2: -The Phanerozoic eon is divided into three eras: the Paleozoic, Mesozoic, and Cenozoic.

Detailed explanation-3: -The Phanerozoic Eon is divided into three eras, the Paleozoic, Mesozoic and Cenozoic eras. These were named for the kinds of fossils that were present. The Cenozoic is the youngest era and the name means “new life”. This is because the fossils are similar to animals and plants that are common today.

Detailed explanation-4: -The geologic time scale is divided into (from longest to shortest): eons, eras, periods, epochs and ages.

Detailed explanation-5: -The four main ERAS are, from oldest to youngest: PreCambrian, Palaeozoic, Mesozoic and Cenozoic.

There is 1 question to complete.