9. Forest fires ____________ the pollution of the air.
A. make B. result C. cause D. lead
10. The _________ are discussing solutions to the polluted atmosphere in our city.
A. pollutants B. environmentalists C. poisons D. fumes
11. She has come __________ with an idea about the environmental project.
A. up B. on C. to D. in
12. If the local people drink contaminated water, they _________ have health problems.
A. would B. should C. will D. ought to
13. Choose the word that has the underlined part pronounced differently from the others:
A. dramatic B. unable C. national D. aquatic
14. Circle a mistake in the following sentence:
Water from power stations is able to cause water in rivers hotter.
A B C D
15. _______ many households throw garbage on the ground, the land is polluted.
A. Because B. So C. Therefore D. Due to
16. Scientists sometimes can't see the stars at night __________ light pollution.
A. due to B. because C. so D. since
17. The sight of too many telephone poles, advertising billboards, overhead power lines, or shop signs may cause _________ pollution.
A. visual B. thermal C. radioactive D. soil
18. ___________ pollution occurs when the atmosphere contains gases, dust, or fumes in harmful amounts.
A. Thermal B. Air C. Radioactive D. Water
19. If people _______ rubbish on the streets, they would look attractive.
A. threw B. didn’t throw C. don’t throw D. have thrown
20. __________ pollution is the contamination of lakes, rivers, oceans, or groundwater, usually by human activities.
A. Land B. Air C. Radioactive D. Water
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Sinh Học lớp 12
