What is a good indicator of water quality?
A) the number of coliform bacteria in the water body
B) the number of ducks in the water body
C) the number of fish in the water body
D) the number of snakes in the water body
Correct Answer:
Verified
Q10: To which category do acids,salts,and metals belong?
A) inorganic
Q11: What is one effect of waste heat?
A) decreased
Q12: Which substance can be depleted from water
Q13: Which of the following is a nonpoint
Q14: What decreases photosynthesis in bodies of water?
A) sediment
Q16: What influences oxygen levels in the water?
A) Sewage
Q17: To which category do nitrates and phosphates
Q18: What is the acceptable level of coliform
Q19: Which statement describes the relationship between oxygen
Q20: What will a scientist NOT likely use
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