Solved

What Is the Main Reason Why Atmospheric Oxygen Levels Did

Question 28

Multiple Choice

What is the main reason why atmospheric oxygen levels did not rise immediately after the mass production of the gas by photosynthetic bacteria?


A) Because oxygen was rapidly consumed by aerobic microorganisms.
B) Because oxygen was dissolved in water.
C) Because large amounts of ferrous ions reduced the oxygen molecules.
D) Because oxygen was rapidly recycled by early photosynthetic bacteria.

Correct Answer:

verifed

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Related Questions

Unlock this Answer For Free Now!

View this answer and more for free by performing one of the following actions

qr-code

Scan the QR code to install the App and get 2 free unlocks

upload documents

Unlock quizzes for free by uploading documents