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What percent of the earth history is the mesozoic era responsible for?
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∙ 14y ago
90
Adolfo Mosciski
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∙ 14y agoThe Mesozoic, which ushered in the age of the dinosaurs, accounts for only 4% of the geologic history of the Earth.
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∙ 8y agoWell the Earth was formed 4600,000000 years ago and the Cambrian era started just 541 million years ago. Thus The Precambriancovers almost 90% of the entire history of the Earth.
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∙ 6y agoThe Precambrian time accounts for about 88% of Earth's existence.
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∙ 13y ago88.1 percent
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∙ 10y ago90
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Did rocks form in the mesozoic era?
Yes. Rock formed in the Mesozoic just like they did at all times in earth's history.
Which era of geologic time spans about 87 percent of Earth's history?
Precambrian
What do the terms Paleozoic Mesozoic and Cenozoic mean?
Paleozoic, Mesozoic, and Cenozoic refer to periods in Earth's history. The Paleozoic era began 542 million years ago and ended 251 million years ago. The Mesozoic era is the age of dinosaurs and was from 245 to 66 million years ago. The Cenozoic period began 65 million years ago and continues today.
How many eras has the earth had?
The Earth has had 4 eras. The Precambrian time, Paleozoic era, Mesozoic, and the era we are in now, the Cenozoic.
What era had a layer of iridium deposited all over Earth?
End of the Mesozoic era
What era ended in the largest mass extinction in earth's history?
Mesozoic
Did rocks form in the mesozoic era?
Yes. Rock formed in the Mesozoic just like they did at all times in earth's history.
Earth's geological timetable?
mesozoic era
Organism is responsible for more than 70 percent of the photosynthesis on earth?
tress
Is nearly 90 percent of Earth's history?
precambrian time
Was human beings were present on Earth from the beginning of the Mesozoic?
No, human beings did not exist during the Mesozoic era. The Mesozoic era, which lasted from about 252 million years ago to 66 million years ago, was dominated by dinosaurs and other prehistoric reptiles. Humans evolved much later, during the Quaternary period, around 2.5 million years ago.
What collided with earth in the mesozoic era?
A meteor hit the earth in the mesozic era
What percent of earth's total history is recorded by abundant fossils?
Abundant fossils cover about the last 10% of Earth's total history, which is approximately the last 540 million years. This period, known as the Phanerozoic Eon, is characterized by the proliferation of multicellular life forms and the abundance of fossils that have been preserved in the rock record.
It is believed that the dinosaur lived in which era of the earth's development?
Mesozoic
What era was the first living mammal on Earth?
The Mesozoic Era.
What is the single cell organism along with seaweed is responsible for 90 percent of oxygen on earth?
Diatom
This gas makes up 21 percent of Earth's atmosphere It is responsible for the greenish color of the northern lights It is the most abundant element in earth's crust 49 percent?
This gas is oxygen.
