Question

How we get oxygen?More ten lines​

Answer 1

We get oxygen from trees environment also , from atmospheric Oxygen .

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We know that ,

All of earth's oxygen does not come from trees. Rather, the atmospheric oxygen that we depend on as humans comes

There are different types of marine life providing more oxygen, and the dominant class is phytoplankton.

Phytoplankton are the microscopic photosynthesizing organisms that live in water.

Phytoplankton includes cyanobacteria, green algae, diatoms, and dinoflagellates.

Although the too small to be visible to the human eye by itself, when many phytoplankton clump together they look like green ocean slime.

The some of oxygen we depend on from breath to breath is provided mostly by a vast army of invisible sea creatures.

Answer 2

Answer:

At least half of Earth's oxygen comes from ocean.

Explanation:

Scientist estimate that 50-80% of the oxygen production of Earth comes from ocean.The majority of this production is from planknot–drifting plants,alage,and some bacteria that can photosynthesis.

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