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What organisms existed in Precambrian?
During the Precambrian, which encompasses roughly 88% of Earth's history, a variety of simple organisms emerged. The earliest life forms included prokaryotic microorganisms such as bacteria and archaea, with evidence of stromatolites indicating photosynthetic cyanobacteria. Multicellular life began to appear later in the Ediacaran period, with soft-bodied organisms like the Ediacaran biota. Overall, the Precambrian was characterized by the gradual evolution of life from simple unicellular organisms to more complex multicellular forms.
What is the significance of the didvision between the Cambrian and PreCambrian periods?
During the Cambrian period, life began to appear on the planet.
Why do we not have many fossil records from the Precambrian era?
Most life-forms were single celled, with no hard parts to fossilize.
What happened during the Precambrian time?
Over most of Precambrian time 80 percent of earths history-the only life forms are bacteria ,which appear about 3,500 million years ago. multiple-cells marine animals like spriggina appear at the end of the era
Why do we not have many fossil records of the Precambrian era?
The scarcity of fossil records from the Precambrian era is primarily due to the lack of hard, mineralized structures in early life forms, as many were soft-bodied organisms. Additionally, the Precambrian spans a vast time period (over 4 billion years), and geological processes such as erosion and subduction have likely destroyed or buried many potential fossils. Furthermore, the environments of the time were often not conducive to fossilization. As a result, the fossil record from this era is limited compared to later geological periods.
What era featured the longest periods with no life forms on Earth.?
Precambrian
What is the most significant difference between the precambrian and paleozoic life forms?
The Precambrian life forms were less developed than the Paleozoic life forms.
What fossil records do you have from the Precambrian life?
very little, there are stromatolites, domed mates of microscopic algae that are aged as precambrian. No other fossils in the precambrian
What era is when life begins?
Precambrian
What is a trem that best describes life insurance?
"With Life, Even After Life".
A life-form in the Precambrian time was?
One example of a life-form in the Precambrian time was cyanobacteria, which are ancient photosynthetic bacteria thought to be one of the earliest forms of life on Earth. Cyanobacteria played a crucial role in the Great Oxygenation Event by producing oxygen as a byproduct of photosynthesis, which significantly altered Earth's atmosphere.
What is the meaning of the song soundtrack to my life?
There are many different songs entitled "Life" that have been part of movie soundtracks. For example, Swedish pop-rock singer Ana Johnsson's song "Life" was on the soundtrack of the movie "Spider-Man 2".
What color best describes your outlook on life?
pinck
Which BEST describes the Indians life on an encomeinda?
type he
There was no life on land during this era?
Precambrian Era
What major changes life-forms occurred at the end of Precambrian time?
what major change in life forms occured at the end of precambrain time
What were the life forms in the precambrian era?
The Precambrian Era was the first emergence of complex, multicellular life forms on earth. Jellyfish and segmented worms were discovered to have lived during this time.
