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mihalych1998 [28]
3 years ago
7

ANSWER ONE OF THESE QUICKLY PLEASE!!!

Biology
1 answer:
Arturiano [62]3 years ago
6 0

Answer:

a

Explanation:

inside a volcano is chloroplast the lava

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Traces of oxygen were probably generated in the early atmosphere through the breakdown of water molecules into oxygen and hydrog
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Answer:

Photosynthesis.

Explanation:

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The early environment of the Earth's atmosphere is highly reducing. The photosynthesis at an early environment causes the formation of the traces of oxygen. The water molecule will breakdown into the hydrogen and oxygen by the use of the ultraviolet light.

Thus, the answer is photosynthesis.

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