Problem 1
Fill in the blanks with the correct word or words. A type of pollution that forms when nitrogen and carbon compounds are exposed to sunlight is called __________.
Problem 1
This term describes pollution from industrial outfalls or ditches. A. point source pollution B. nonpoint source pollution c. runoff pollution D. chemical pollution
Problem 2
Fill in the blanks with the correct word or words. __________ can be controlled or treated because it enters water from a specific location.
Problem 3
Fill in the blanks with the correct word or words. The water that goes into drains, called __________ contains wastes and detergent.
Problem 4
Which substance in fertilizers can cause an overgrowth of algae? A. carbon C. hydrogen B. nitrogen D. oil
Problem 4
Fill in the blanks with the correct word or words. Substance with a pH higher than 7 is called \(a(n)\) __________.
Problem 5
Which areas have the most smog? A. urban areas C. deserts B. mountains D. saltwater marshes
Problem 5
Fill in the blanks with the correct word or words. __________ are fine solids such as dust, ash and soot.
Problem 6
Which describes warm air over cool air? A) inversion C) pollution B) CFCs D) scrubber
Problem 7
Which of the following describes substances with a low pH? A) neutral C) dense B) acidic D) basic
