Unpolluted freshwater supplies
A) are available to most of the people of the world.
B) are primarily provided by groundwater.
C) typically require treatment before being delivered to homes.
D) are becoming more common as sources of pollution are eliminated.
Correct Answer:
Verified
Q6: Supplies of potable freshwater are in short
Q7: Which nutrient(s)stimulates algae and aquatic plant growth?
A)nitrates
Q8: Which of the following are important water
Q9: Laws regulating access to the water in
Q10: All of the following are examples of
Q12: A trickling filter system is generally used
A)to
Q13: Groundwater
A)is in porous rock and does not
Q14: Thermal pollution of water is primarily from
A)runoff
Q15: Which of the following is a source
Q16: Which of the following is NOT a
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