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tjyoder718
tjyoder718
21.12.2019 • 
Biology

Earth science multiple choice

1. chemicals released into the air from human activity, such as sulfur dioxide, carbon dioxide, and nitrous oxide, interact with the atmosphere to make acid rain. in which atmospheric layer does this process happen?
a. mesosphere
b. ionosphere
c. thermosphere
d. troposphere

2. earth's second atmosphere (atmosphere ll) was a thick atmosphere of primarily water vapor and carbon dioxide. what effects did this have on earth?
a. heat energy was retained and water vapor condensed.
b. ultraviolet light split water vapor into hydrogen and oxygen.
c. helium and hydrogen gases escaped earth's gravity.
d. increased oxygen allowed reptiles to thrive.

3. which layer of the atmosphere contains a substance that was created from a product of living things and that protects living things?
a. ionopause
b. ozone
c. exosphere
d. stratosphere

4. which process in living things evolved as oxygen levels increased in earth's atmosphere?
a. photosynthesis
b. glycolysis
c. aerobic respiration
d. fermentation

5. earth's second atmosphere (atmosphere ll) was produced primarily by which process?
a. plant life
b. outgassing
c. photosynthesis
d. condensation

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