Multiple Choice
A scientist monitors both the pollution entering a city's water supply and the changing populations of fish and other organisms thought to be affected by this pollution. He also speaks regularly at city council meetings, giving the results of his studies, and suggests changes in local laws that could help control the pollution. Based on his activities, this person could best be described as
A) an ecologist.
B) an environmental scientist.
C) a politician.
D) an activist.
Correct Answer:

Verified
Correct Answer:
Verified
Q1: What is one reason that amphibians are
Q2: What evidence led Ruth and Sessions to
Q3: Which statement about the concept of natural
Q5: Refer to the figure.<br><img src="https://d2lvgg3v3hfg70.cloudfront.net/TBO1115/.jpg" alt="Refer to
Q6: Refer to the figure.<br><img src="https://d2lvgg3v3hfg70.cloudfront.net/TBO1115/.jpg" alt="Refer to
Q7: Refer to the figure.<br><img src="https://d2lvgg3v3hfg70.cloudfront.net/TBO1115/.jpg" alt="Refer to
Q8: Refer to the figure.<br><img src="https://d2lvgg3v3hfg70.cloudfront.net/TBO1115/.jpg" alt="Refer to
Q9: The most appropriate spatial scale for a
Q10: Net primary production (NPP) is the amount
Q11: Refer to the figure.<br><img src="https://d2lvgg3v3hfg70.cloudfront.net/TBO1115/.jpg" alt="Refer to