Coenozoic Era began about: Chronological Order Of Evolution Mcqs May 6, 2019 BILAL KHATTAK0 A.6.5 crore years ago B.13.6 crore years ago C.3 billion years ago D.4.6 billion years agoRelated Mcqs:Quarternary Period of Coenozoic Era began:Universe or cosmos began as a dense, red hot, gaseous cloud about:Our earth came into existence about:First Great Revolution occurred about:Second Great Revolution occurred, about:Life originated about:Age of Holocene Epoch is about:During the first trip of Donald Trump to Saudi Arabia, the two countries signed a __________ arms deal??The first eukarotes appeared about __________ years ago??Coenozoic Era has periods namely: