1) Water pollution can affect our aquatic ecosystem. a) True b) False 2) Toxic waste chemicals that enter water bodies are unlikely to reach our homes as contaminated water that we use in our daily activities. a) True b) False 3) Could polluted water lead to diseases? a) True b) False 4) Pollution only affects our water and not the air. a) True b) False 5) Water is not an essential element for all living beings. a) True b) False

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