Mark the letter A, B, C, or D to indicate the correct to each of the following questions.

5. Ecotourism may become popular as people look for ways to get really close ____ exotic wildlife while keeping a clear conscience.

A. at B. in C. to D. with

6. 6. If people ________ destroying forest, animals ______ their habitat.

A. keep- will lose B. keep – would lose C. will keep- lose D. had lost – would lose

7. Fossil fuels which are non-renewable pollute the air and cause air ____.

A. pollution B. solution C. contaminate D. consumption

8. Recycling provides a method of reducing the amount of waste materials that gets to the landfills - thus ____ it less probable for environmental pollution to take place.

A. making B. doing C. causing D. trying

9. If wastes are thrown ____, they can cause pollution in water, land and air.

A. inappropriately B. disappointingly C. eco-friendly D. favourably

10. Trees not only bring nature to urban areas, but they also help clean the air by absorbing pollutants, ____ oxygen, ____ water, and grow food.

A. to provide - to save B. to provide - save C. providing - saving D. provide - save

11. Air pollution is such a serious ____ that it has been a direct factor in the ____ of millions of people each year.

A. threat - death B. threat - deaths C. threaten - death D. threaten - deaths

12. They asked me how many students ____ in the school.

A. there were B. were there C . there are D. are there

13. He told me that ____.

A. he would participate in the conservation campaign yesterday

B. he had participated in the conservation campaign the previous day

C. he participated in the conservation campaign the previous day

D. he has participated in the conservation campaign the previous day

14. He asked, “Why did she write the article on conservation?”

He asked why ____.

A. she had written the article on conservation B. she has written the article on conservation

C. she wrote the article on conservation D. did she write the article on conservation

15. A tablet is perfect for people ____ work is to draw and write.

A. who B. Ø C. which D. whose

16. There are sites ____ you can record your own voice and listen to yourself.

A. where B. when C. that D. which

17. My teacher, ____ has been teaching for 25 years, finds it hard to make use of electronic devices in her teaching.

A. she B. who she C. who D. whose

18. Mrs Dawson said that we were ____ our lesson in the library next Monday.

A. having B. making C. reading D. going

19. Women with high qualifications ____ to managers.

A. most move B. most be moved C. must promote D. must be promoted

20. Environmentalists are furious with the American Government for delaying measures which will reduce greenhouse gas ____.

A. exhaust fumes B. smokes C. wastes D. emissions

21. The government is introducing strict new rules on the dumping of ____ by industry.

A. pesticides B. exhaust fumes. C. toxic waste D. emissions

22. Farmers contribute to environmental damage by spraying ____ with ____, which stay in the soil for years.

A. agriculture – pesticides B. agriculture - fertilizers

C. crops – fertilizers D. crops - pesticides

23. The gradual rise in the Earth's temperature is known as ____.

A. greenhouse effect B. global warming C. ozone layer D. acid rain

24. If you want to help, remember ____ or use other non-polluting forms of transport whenever you can.

A. to walk B. walk C. walking D. walked

25. The travel industry should work with local councils and government agencies to agree ____ realistic standards for planning and development in tourist areas.

A. upon B. with C. at D. for