When plants began to evolve, oxygen levels in the atmosphere __________, which allowed animals to evolve. Which word completes the sentence? Increase, decrease or stays the same ??

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asked Dec 21, 2022 232k views

4 votes

When plants began to evolve, oxygen levels in the atmosphere __________, which allowed animals to evolve. Which word completes the sentence? Increase, decrease or stays the same ??

Chemistry
high-school

Loadaverage asked

by Loadaverage

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Answer:

increase

Step-by-step explanation:

bc the plant is going to take most of the air needed for the animals

Banjo Obayomi answered Dec 25, 2022

by Banjo Obayomi

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