1) Air pollution only affects humans, not animals. a) True  b) False 2) Water pollution can harm both people and wildlife. a) True b) False 3) Deforestation increases the number of trees in forests. a) True b) False 4) Climate change happens very quickly, in a few days. a) True b) False 5) Energy waste is using electricity and fuel efficiently. a) True b) False 6) Endangered species need protection to survive. a) True b) False 7) Plastic pollution is harmless because plastic disappears quickly. a) True b) False 8) Overfishing can make fish populations smaller. a) True b) False

Environmental problems (Excel 7, unit 4)

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