B) Say what causes ecological problems and what are some of the ways to solve them

C) Say what damage people have done to nature by treating their environment so carelessly.

d) Do you know about any places on the Earth that were destroyed, where life was killed as a result of man’s interference?

TEST YOURSELF

1. Environmental pollution is any…… of material or energy into water, land, or air that causes or may cause harm to Earth’s ecological balance.

a) discharge b) detriment c) impact d) waste

2. The sewers ………………. their contents into the sea.

a) disaster b)spew c) detriment d) discharge

3. The ………………. use of the oceans for dumping toxic waste has resulted in the distinction of several kinds of sea animal.

a) exponential b) pollution c) environment d) unreasonable

4. Global warming is caused by……

a) the greenhouse effect b) heat c) melting of ice d) carbon dioxide

5. Rivers can also……. by industrial waste from factories and chemical fertilizers and pesticides used by farmers.

a) be dissolved b) be spew c) be polluted d) be impacted

6. The processing of used objects and materials is called…

a) processing b) reuse c) use d) recycling

7. We can also use…… by building modern windmills that spin in the wind.

a) wind-power b) solar power c) water power d) heat power

8. Some poisonous gases…… in water in the atmosphere and then…… to the earth as acid rain.

a) go, put b) dissolve, fall c) impact, waste d) detriment, fall

9. …..help to control global warming because they absorb carbon dioxide.

a) forest b) wood c) rainforests d) water

10……. is a layer of gas high above the surface of the earth that helps to protect it from the sun's ultraviolet radiation.

a) special layer b) stratosphere c) atmosphere d) ozone layer

For Fun

Environment Quiz

Test your environmental knowledge. Select one answer for each of the following questions and statements, which you think, is correct. (Check your answers with keys.(page 100 )

Начало формы

1. What does LA21 stand for? a. Los Angeles in the 21st Century b. 21 Large Animals c. Local Agenda 21

2. What does the symbol on the right mean?

a. Follow the arrows b. Recycle c. This way round the round about

3. What do you do when you have finished with your comics and papers? a. Throw them in the dustbin b. Put them for recycling

4. When using your toothbrush to clean your teeth, would you a. Turn off the tap whilst brushing b. Leave the tap running c. Flick water around the bathroom

5. By leaving your TV on standby, you will still be using electricity, what percentage will you still be using? a. 10% b. 15% c. 20%

6 When buying vegetables or fruit from a supermarket, would you a. Choose the ones with the nicest packaging b. Choose loose vegetables or fruit c. Choose those that are the most expensive

7. When you have grown out of your old clothes and there is no one to pass them onto, do you a. Take them to a charity shop or recycling bin b. Throw the old clothes in the wheelie bin c. Try and squeeze into the clothes

8. The ozone layer is: a. On Channel 5 every Saturday Night. b. A no-go area in a city c. A protective filter in the upper atmosphere that surrounds the earth

9. By taking showers rather than baths how many cups of water can you save each week? a. 60 cups b. 550 cups c. 1000 cups

10. At your birthday party, would you use a. Plastic plates b. Ordinary plates c. Polystyrene plates

Unit 5