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hjlf
3 years ago
10

What allowed the earth’s atmosphere to increase in oxygen concentration?

Biology
1 answer:
Sophie [7]3 years ago
3 0

Answer:The answer is tiny organisms known as cyanobacteria, or blue-green algae.

Explanation:

These microbes conduct photosynthesis: using sunshine, water and carbon dioxide to produce carbohydrates and oxygen increase. Additionally, some sources you could use that I used to answer this question was

https://www.scientificamerican.com/article/origin-of-oxygen-in-atmosphere/

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Answer:

D)  the incineration of all hazardous waste

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The method of incineration is the most desirable way to reduce overall hazardous waste because which can detoxify and destroy certain organic wastes.

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Hence, the correct answer is "D".

5 0
3 years ago
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Option E

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4 years ago
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The correct order of the steps of light dependent reaction is described below

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I want to say pump blood to the lungs and body

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The density of the rock known as granite is 2.7 grams per cubic centimeter.
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