Almost all the oxygen in Earth's atmosphere is unique among the planets in our solar system.

Question

Quizplus · Accepted Answer

This statement is true. The high concentration of oxygen in Earth's atmosphere is due to the photosynthesis of plants and other organisms, which is not found on other planets in our solar system. Almost all the oxygen in Earth's atmosphere comes from photosynthesis by plants and other organisms, making it unique compared to other planets in our solar system.

Almost All the Oxygen in Earth's Atmosphere Is Unique Among