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sergejj [24]
3 years ago
13

What processes changed the Earth's environment during Precambrian time?

Geography
2 answers:
tatuchka [14]3 years ago
8 0

Answer:

New varieties began to harness the power of the sun through a biochemical process known as photosynthesis—a move that would ultimately lead to simple plants and which opened the planet up to animal life. Some three billion years ago, the Earth's atmosphere was virtually devoid of oxygen.

Explanation:

Have a good day

liubo4ka [24]3 years ago
6 0

Answer:

In the beginning of the Precambrian time, the earth was a huge sphere covered in lava, there were asteroid hits at all time. But then, the climate on earth starts to change, and ocean was formed, which brought life to the planet. There's starting to have oxygen and rainfall, which mad the earth a great place for micro organisms to live.

Explanation:

i wrote this for my assignment

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