5. When the surrounding air is blanketed with smoke from factories and motored vehicles, the harmful effect of this would be…
A. The air becomes polluted.
B. The air becomes fresh,
C. The air becomes unpolluted.
D. The air becomes clean.
6. The materials are harmful to the environment except one?
A. Using paper bags when going to the market.
B. Throwing garbage properly.
C. Throwing plastic bottles into the river. D. Using pesticides on the farm.
7. When water is polluted, which could be the result?
A. Fishes are poisoned and killed.
B. Plants get healthier.
C. Water is safe for drinking.
D. It will attract more tourists.
8. How can you prevent/minimize water pollution?
A. Avoid throwing garbage near water resources.
B. Cut down trees.
C. Throwing garbage anywhere.
D. Practice improper waste disposal.
9. Plastic is commonly used as a soft drinks container. What material can you use as a substitute for plastic?
A. Empty cans
B. Empty glass bottles
C. Old shoes
D. Used paper
10. Materials made of paper are harmless but they become sources of carbon dioxide when burned. How will you dispose of your used paper?
A. Burn it.
B. Put it inside your bag and use for cooking
C. Put it in the box for recycling.
D. Throw it outside the room.

Question

dasocrongerard · Answer

Answer:5.A  6.B 7.A 8.A 9.B 10.CExplanation::> tama yan

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5. When The Surrounding Air Is Blanketed With Smoke From Factories…

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