Which of the following general statements about Earth's atmosphere is not true?
A) The oxygen in our atmosphere was released by living organisms.
B) Without the relatively rare gas called ozone, Earth's surface would be bathed in dangerous ultraviolet light from the Sun.
C) The nitrogen and oxygen in Earth's atmosphere keep the surface pleasantly warm.
D) Gas high in the atmosphere absorbs dangerous X- rays from the Sun.
Correct Answer:
Verified
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