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the pestorsdic
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∙ 14y ago
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Did the precambrian era occur first?
Yes. The first era was the precambrian era followed by the paleozoic era then the mesozoic era than the Cenozoic era.
The first era in geologic time?
The Phanerozoic era.
What are the different era's and their characteristics?
Mesozoic era: Tyrannosaurus Rex lived.End of the Paleozoic era: The largest mass extinction happened.Paleozoic era: Life exploded for the first time.End of the Mesozoic era: The Chicxulub crater formed.Mesozoic era: The dinosaurs became common.End of the Paleozoic era: 95 percent of species died out.Paleozoic era: Land-based animals first became common.End of the Mesozoic era: Dinosaurs became suddenly extinct.A.PrecambrianWhen life first flourished on EarthB.MesozoicThe era before the current oneC.PaleozoicThe first eraD.CenozoicThe current era
What era did the first forests appear?
Mesozoic
In what era did the first forest appear?
Mesozoic
What was the first thing lived on earth in the Cenozoic era?
a bacteria
In what era did life first appear?
Pre-Cambrian. It's when bacteria first came about.
What era did first life appear?
Pre-Cambrian. It's when bacteria first came about.
What was leeuwenhoek probably the first to see?
Protozoa and bacteria Bacteria
Leeuwenhoek was probably the first person to see what?
Protozoa and bacteria Bacteria
Who was the first person to see bacteria in 1673?
It was Antonie van Leeuwenhoek who describes bacteria in 1673
What is the era's for the first photosynthetic bacteria form dome-shaped structures called stromatolites?
Pre-Cambrian.
What did van leeuwenhoek do?
Leeuwenhoek was the first person to see bacteria. He also observed organisms in water and was the first to see them. He used his own microscope that he made himself.
When did the first mollusk appear?
Well they appeared in the Precambrian Era, as bacteria. The Paleozoic, as trilobites, brachiopods and fish.
Living things first appeared during the geological time period known as?
When life originated on Earth is still a hotly debated in science. The evidence available was from already fairly complex bacteria. These bacteria must have evolved from more simple life forms but little or no evidence exists to confirm this.The first conclusive evidence for life comes from the Neoarchean Era(2,800 - 2,500Ma) about 2.74 billion years ago.However there is evidence that there was bacteria alive in the Paleoarchean Era(3,600 - 3,200Ma) about 3.45 billion years ago.
What is the name of the scientist who saw live bacteria in a drop of water?
Antony van Leeuwenhoek Antony van Leeuwenhoek was the first to see bacteria in a drop of water.
What is the era with little or no life?
The Precambrian Era. Basically, the only life present in Earth was that of single-celled bacteria.
