UNIT 8 EXERCISES

A. Mark the letter A, B, C or D on your answer sheet to indicate the word whose ...
1. A. ban B. damage C. landfill D. material
2. A. recycle B. compost C. cattle D. community
B. Mark the letter A, B, C or D on your answer sheet to indicate the word that differs....
3. A. damage B. release C. livestock D. mixture
4. A. packaging B. obvious C. awareness D. energy
Mark the letter A, B, C or D on your answer sheet to indicate the correct answer ...
5. If I were the mayor, I ______ single-use plastic in this town.
A. will ban B. would ban C. banned D. would have banned
6. If we ______ our own water bottles, we can help reduce plastic pollution.
A. will bring B. bring C. are bringing D. brought
7. If all countries ______ to renewable energy, the environment ______ cleaner.
A. switch/ will be B. switch/ would be
C. switched/ would be D. switched/ would have been
8. I’m going away for a few days. I’ll phone you ______ I get back.
A. if B. whether C. until D. when
9. ______ is a mixture of decayed plants, vegetables or food, etc. that can be added to soil to
improve its quality.
A. Pesticide B. Waste C. Compost D. Chemical fertilizer
10. If we plant more trees, we can ______ the effects of global warming and climate change.
A. go down B. reduce C. end up D. increase
11. Microplastics that are ______ from plastic water bottles can cause serious health problems.
A. dumped B. got rid C. released D. leaked
12. Traffic fumes contribute greatly to air ______ in this city.
A. pollute B. polluter C. pollutant D. pollution
13. There are many chemicals that ______ the ozone layer, one of which is CFC.
A. damage B. injure C. hurt D. erode
14. Air pollution leads ______ global warming and many health problems.
A. into B. to C. on D. up to
CLOSEST
15. The government should always keep in mind and try to limit the impact of tourism on the
environment.
A. affect B. effect C. consequence D. result
16. If we reuse plastic packaging and plastic bottles, we will reduce pollution.
A. use something less B. use something twice
C. use something again D. stop using something
OPPOSITE
17. It seems impossible to completely ban people from cutting down forests for wood and
farming.
A. discourage B. permit C. promote D. prohibit
18. We can help protect the environment by saving electricity and water.
 A. spending B. closing C. wasting D. opening
show the underlined part that needs correction
19. Plastics can break away into tiny pieces called microplastics that are harmful to our health.
A B C D
20. We will reduce air pollution and helped the environment if we use public transportation.
A B C D
to indicate the sentence that best completes each of the following exchanges.
21. Student A: We should reuse and recycle more to save the environment.
Student B: __________
A. You must be kidding. B. I’m afraid it’s the truth.
C. That’s a ridiculous idea. D. There’s no doubt about it.
22. Student A: I think renewable energy is the answer to many environmental problems.
Student B: __________
A. I couldn’t agree more. B. It’s up to you.
C. That’s very kind of you. D. That would be interesting.
23. Student A: Let’s have a barbecue this weekend!
Student B: _________
A. I’m glad you like it. B. That’s a nice compliment.
C. Great idea! D. Congratulations!
III. WORD FORMATION (0.4 points)
Write the correct forms of the words in brackets.
24. ______________causes many serious problems, one of which is that wild animals lose their
homes. (FOREST)
25. One _____________ to environmental problems is to raise people’s awareness. (SOLVE)
IV. READING (3 points)
A. Read the following passage and mark the letter A, B, C or D on your answer sheet to
indicate the correct answer to each of the questions from 1 to 5.
I come from a town where people really care about the environment. We don’t want to
live in a place that is dirty and full of pollution. So, we try our best to keep it clean. It isn’t
always easy, but we do the best we can! There are many places and people that are working
together to help make our town and the world better.
At the markets, many of the owners and managers have started to (26) __________
single-use plastics because they cause too much pollution. I think that more and more people
are trying to save the environment, which is great. My school has also been trying to (27)
___________ the amount of pollution it is causing. All the students and teachers are trying their
best. We are all also trying to (28) __________ our trash, so that it doesn’t go to waste. There
are still some things we can do better, but I’m happy with how hard we are all trying.
Even at home, we are trying our best. We try to save as much water as we can, and use as
little electricity as possible. It isn’t only good for the environment, but also for us! If we use
less water and electricity, we (29) _________ save money!
 I guess what I’m trying to show you is that the (30) __________ to global warming and
pollution is working together. We can all do our best individually, but as a team we can do an
even better job!
26. A. reuse B. ban C. protect D. trash
27. A. reuse B. recycle C. ban D. reduce
28. A. protect B. reuse C. recycle D. pollute
29. A. will B. could C. would D. have to
30. A. result B. attempt C. solution D. effect
B. Read the article and fill in each blank with NO MORE THAN TWO WORDS ...
Each year, Earth Day is celebrated on April 22. On Earth Day, millions of people around
the world raise awareness about the environment and the need to protect it against pollution and
deforestation. Earth Day is celebrated differently in different countries around the world, but all
these celebrations have the same theme and goal of improving our planet. Let’s take a closer
look at how different places celebrate this important day.
In New York, there are pop-up shops featuring companies that support sustainability and
eco-friendly concepts such as “buy one, get one tree” where for every product you buy, the
company will plant a tree!
Speaking of sustainability-focused companies, in Japan, they hold a two-day event where
around 100,000 visitors support these companies by purchasing from their stores and
participating in fun family activities.
There are various events in India on Earth Day, and participants are encouraged to wear
green. Many of these events are focused on raising funds to protect the Asian elephant, which is
an endangered species.
Like many governments across the globe, the South African government considers
climate change to be one of the biggest challenges that humanity is facing. Earth Day is a day
for South Africans to focus on making small, easy adjustments in their everyday life in order to
create a more sustainable future.
We can all help to create a healthy and happy Earth by treating every day like Earth Day,
even if it is in just one small way. After all, the Earth belongs to all of us and we should all look
after it to ensure a sustainable home for future generations.
31. The aim of Earth Day is to __________________ about the environment.
32. All Earth Day celebrations have the same theme of __________________ our planet
against pollution and deforestation.
33. “Buy one, get one tree” is an __________________ concept because this idea will help the
environment by planting a tree for every product that is purchased.
34. Participants of Earth Day in India are encouraged to dress in __________________ to show
their support.
35. The South African government considers __________________ to be one of the biggest
challenges that we are facing today.
combine two sentences using the First Conditional or Second Conditional.
41. We should raise people’s awareness and provide more recycling bins. Then many people
will recycle.
→_______________________________________________________________.
42. I’m not a scientist. I want to create vehicles that run on trash and waste.
→_______________________________________________________________.
43. We should turn off the lights when we aren’t using them. We save electricity.
→_______________________________________________________________.
44. Chemical fertilizers are a major cause of soil and water pollution, but we can’t stop using
them.
→ If we___________________________________________________________.
45. Not everyone uses electric cars. The air is polluted.
→ If everyone______________________________________________________.
indicate the sentence that is closest in meaning
51. We must take action to protect the environment; otherwise, it will be too late to save our
planet.
A. It will be too late to save our planet if we take action to protect the environment.
B. If we take action to protect the environment, it will be soon to save our planet.
C. It won’t be too late to save the Earth if we don’t take action to protect our planet.
D. If we don’t take action to protect the environment, it will be too late to save our planet.
52. One of the biggest benefits of solar energy is that it doesn’t cause pollution.
A. It is great to use solar energy because of no pollution.
B. It is beneficial using solar energy because it isn’t polluted.
C. It is beneficial to use solar energy because it doesn’t cause pollution.
D. Solar energy is beneficial because of its unpolluted.
53. Acid rain has terrible impacts on both the environment and our health.
A. Acid rain harms the environment or the health of people.
B. Acid rain causes harm to not only the environment but also our health.
C. Acid rain is not harmful to the environment as well as the health of people.
D. Acid rain has positive impacts on the environment and our health.
54. We should bring our own water bottles and shopping bags ______.
A. in order to reduce plastic trash B. so that reduce plastic trash
C. in hope that no plastic trash D. if we have no plastic trash
55. Global warming is getting worse ______.
A. because greenhouse gases from factories, vehicles and other human activities
B. despite greenhouse gases from factories, vehicles and other human activities
C. due to greenhouse gases from factories, vehicles and other human activities
D. thanks for greenhouse gases from factories, vehicles and other human activities