Complete the sentences with the correct form of the appropriate word in the box

Many organizations have been set up and funds have been raised.
A. established             B. collapsed              C. delayed            D. decreased
2. Laws have been introduced to prohibit the killing of endangered animals.
A. advised                B. decreased              C. ban                  D. encouraged
3. The……..is the air, water land in or on which people animals and plants live.
A. consequence           B. environment            C. planet                D. resource
4. Many national parks have been established……………endangered animals.
A. to save                B. to kill                  C. to protect         D. to ban
5. Many rare…….. of animals are in danger of extinction.
A. species               B. classes                C. being                D. pairs
6. People are destroying the air by adding…….to it
A. polluted               B. pollutions               C. polluters          D. pollutants
7. The heavy rain has caused ……….. in many parts of the country.
A. crops                B. floods                 C. water                 D. soil
8. Sperm whale populations are at risk due to hunting.
A. in extinction         B. in danger               C. on the decrease      D. in fewness
9. More and more rare animals are..................danger of extinction.
A. for                     B. on                    C. at                      D. in
10. Deforestation is destroying large areas of tropical rain forest.
A. changing           B. raising                C. becoming            D. damaging

Exercise 2. Complete the sentences with the correct form of the appropriate word in the box.
conservation     erosion         eliminated       circulation         destruction
constantly        pollution       defence           endangered        disappearance
1. The world’s rain forests must be safe from…………….
2. Major steps are being taken to control the…………….of beaches.
3. Water…………….is necessary for hydropower stations.
4. People are…………….doing harm to the environment.
5. The government has made no attempt to reduce soil…………….
6. He stressed the need to pass a law in nature’s…………….
7. Many species of plants and animals have been virtually…………….
8. Trees, grasses, and other plant life play an important part in the natural……………. of water.
9. Modern farming practice has led to the virtual…………….of this bird.
10. The giant panda is an…………….species.
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