1) Do you know what is the cause __________ pollution? a) of b) in c) on d) for 2) My mother has to measure blood __________ every month. a) billboard b) pressure c) groundwater d) earplug 3) __________ pollution is harmful or annoying level of noise, as from vehicles, industry activities, etc. a) light b) visual c) soil d) noise 4) Parents should teach children not to __________ wastes on the road. a) litter b) poison c) cause d) measure 5) I can’t hear your voice __________ I’m wearing an earplug. a) although b) due c) however d) because 6) His grandfather made him __________ hard when he was small. a) study b) to study c) studying d) studied 7) This picture __________ the contamination of ground water. a) illustrate b) illustrating c) illustrated d) illustrates 8) Could you list some non-point source __________? a) pollution b) pollutants c) polluting d) polluted 9) Scientists has just come up __________ a solution to hearing loss. a) to b) on c) with d) down 10) If we dump a plastic into the ground, it __________ a long time to disappear. a) will take b) took c) takes d) take 11) Pollutions are harmful __________ human health. a) with b) at c) to d) on 12) __________ water resulted in the death of many aquatic animals. a) Contaminate b) Contaminated c) Contaminating d) Contamination 13) What would you do if a factory in your neighborhood __________ untreated water into the river? a) dump b) dumped c) dumps d) dumping 14) Have you ever heard about the __________ of radioactive pollution? a) affects b) effects c) pollutes d) poisons 15) __________ pollution is the increase of temperature caused by human activity. a) visual b) water c) thermal d) radioactive

Unit 7 Pollution - Class 8 - Vocabulary

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