Question

Which of these contributes the most oxygen to our planet?

a. Photosynthetic fungi
b. The Amazon Rain forest
c. the National Forests
d. Phytoplankton

Answer 1

D

Step-by-step explanation:

this is because the ocean produces the most oxygen and most of that comes from plankton in the ocean

Answer 2

D. Phytoplankton

Step-by-step explanation:

The majority of this production is from oceanic plankton — drifting plants, algae, and some bacteria that can photosynthesize.

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