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An early consequence of the release of oxygen gas by plant and bacterial photosynthesis was to:...

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An early consequence of the release of oxygen gas by plant and bacterial photosynthesis was to: a. change the atmosphere from oxidizing to reducing b. prevent the formation of an ozone layer c. make life on land difficult for aerobic organisms d. make it easier to maintain reduced molecules e. cause iron in ocean water and terrestrial rocks to rust (oxidize)

Great Oxidation Event:

Great Oxidation Event (GOE) consists of a sequence of chemical changes discovered by geologists and geochemists in rocks dating from 2.5 to 2.3 billion years ago. Ancient cyanobacteria released oxygen, which caused these modifications.

Answer and Explanation: 1

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The correct option is (e) cause iron in ocean water and terrestrial rocks to rust (oxidize)


The ability of plants and cyanobacteria to reproduce...

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Denitrification: Definition & Explanation

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Chapter 28 / Lesson 13
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Understand what denitrification is by learning its definition. Explore the examples and what is denitrification in the nitrogen cycle.


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