Everyday Science
NULL
Medium
Question
Which of the following produces the largest amount of Earth's oxygen?
A
Peat bogs
B
Algae
✓ Official correct answer
C
Trees
D
None of these
Community credibility
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A
Peat bogs
No member explanations yet for this option.
B
Algae
No member explanations yet for this option.
C
Trees
No member explanations yet for this option.
D
None of these
No member explanations yet for this option.
Explanation
Ocean algae (phytoplankton) produce most of Earth's O₂.
Hence the keyed answer is Algae.
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