In order to understand human impact on the environment, scientists need to monitor the levels of many substances. which substanc
es should be monitored and controlled to help minimize the impact of human activity on air quality
A. nitrogen
B. water vapor
C. ozone
D. oxygen
2 answers:
This is the correct answer
Answer: Ozone
Explanation: The ozone layer allows protection and keeps the temperature of the earth from rising.
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3. C
Hope i Helped!
I believe that its meiosis but I could be wrong.
Answer: E?
Explanation: I'm not really sure but it makes sense. Sorry. Hope this helps and hope it's correct. X ☺
