Listen and mark the letter A, B, C or D on your answer sheet to indicate the correct answer to complete each of the following questions.
Question 1. Is polluted water safe for drinking?
A. No, it isn’t.
B. Yes, it is.
C. Only if it is from lakes.
D. Only if it is from factories.
Question 2. What are the two sources of water pollution?
A. Toxic rain and plastic waste.
B. Man-made pollution and natural pollution.
C. Water from factories and farms.
D. Industrial waste and factory chemicals.
Question 3. How does natural pollution occur?
A. When toxic chemicals in rainwater flow into rivers and lakes.
B. When factory waste goes into lakes.
C. When people throw garbage into rivers.
D. When people drink polluted water.
Question 4. What is one way to reduce water pollution?
A. Use single-use plastic bags.
B. Stop treating wastewater from factories.
C. Use green products.
D. Allow factories to release toxic substances into rivers.
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