Bài tập Unit 7 Pollution - Tiếng Anh Lớp 8

==========================================================================

UNIT 7: POLLUTION ▪ Page 5

UNIT 7: POLLUTION A. PHONETICS I. Mark the stress in the following.

aquatic chemical atomic economic botanical energetic traditional terrific historical scientific medical athletic classical dramatic practical characteristic technical poetic national biological

II. Write the words from the box in the correct part of the table, according to the stress pattern.

historic specific musical scenic electrical artistic logical tragic natural

horrific scientific political comic physical technological heroic magic global original systematic arrival emotional economical central critical grammatical academic mathematical

Oo Ooo oOo oOoo oOo oOoo

B. VOCABULARY AND GRAMMAR I. Match the different types of pollution to the pictures.

water pollution soil pollution air pollution noise pollution light pollution visual pollution radioactive pollution thermal pollution

1. 2. 3. 4.

DeThi.edu.vn

==========================================================================

UNIT 7: POLLUTION ▪ Page 6

5. 6. 7. 8.

II. Complete the sentences with the words or phrases in part I. 1. The smoke from planes, cars and factories causes________. 2. There are many causes of________ including nuclear explosions, nuclear accidents and nuclear waste. 3. ________ can cause hearing loss and tinnitus. 4. ________can be caused by unattractive views, such as power lines, billboards, Street banners, open storage of trash, ugly buildings, etc. 5. ________can lead to the death of aquatic plants and animals. 6. ________can happen when the temperature of a body of water increases; 7. There’s just so much ________from the ground that we simply can’t see most of the stars. 8. The ever-increasing use of Chemicals such as pesticides and fertilizers is one of the main factors causing________.

III. Complete the sentences with the words from the box.

aquatic radioactive contaminated poison pollutant dumped sewage untreated dead effects 1. ________ or wastewater should be treated before it is discharged into the river or ocean. 2. More and more waste and________ are poured into the water, the soil and the air. 3. The________ material is stored in a special radiation-proof Container. 4. Oil spills can cause the death of________ animals such as fish. 5. ________sewage can spread disease and contaminate drinking water sources. 6. Cholera is transmitted through________ water 7. The health________ of air pollution include heart disease, lung cancer, and asthma. 8. Carbon dioxide is a dangerous air________. 9. Over 150,000 tonnes of waste are________ annually along the coastline. 10. Up to 100.000 fish were found________ along the river last week.

IV. Underline the right option.

The planet’s water reserves are constantly polluted by waste from agriculture, industries, and (1) sewage / sewers / sewing. Since water is always circulating through

DeThi.edu.vn

==========================================================================

UNIT 7: POLLUTION ▪ Page 7

the environment, it transports the (2) pollution / polluted / pollutants it contains from one area to the next. A pesticide that is (3) sprayed / spread / crowded on a field, for example, seeps into the groundwater, finds its way to a stream, and finally (4) ends up / gives up / comes up in the ocean. These toxic substances harm (5) poisonous / aquatic / dead plants and animals, and also infect the food Chain, causing certain plant and animal species to become (6) extinct / extinction / extincted. They can also (7) effect / defect / affect humans who eat fish. Even though (8) dumping / collecting / clearing garbage in the ocean is strictly forbidden, many countries release their (9) treated / untreated / treatment sewer waste and dispose of their garbage into the water. In addition to this, more than 6 million tons of oil are accidentally (10) spilled / littered / floated into the ocean every year.

V. Match the two …