Grade 8_Unit 7_Pollution

Choose the best answer.

Water pollution has ______ many diseases for plants, animals and especially people.

• caused

• led

• made

• done

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Water pollution can put negative ______ on our health.

• effects

• contamination

• affects

• problems

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A: How can light pollution____ animals?

B: It can make animals change their behavior patterns.

• affect

• cause

• make

• lead

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Any factories breaking the rules will be ______ heavily.

• fined

• canceled

• prevented

• protected

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In the environment class, we _____ up with some good ideas to save water.

• came

• did

• made

• got

Choose the best answer.

According to scientists, exhaust fumes are _______ our hometown.

• poisoning

• treating

• radiating

• measuring

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Fish and many other animals are killed by _______ in their habitat.

• pollutants

• polluted

• unpolluted

• polluting

Choose the best answer.

_____ pollution can directly cause hearing loss.

• Noise

• Visual

• Thermal

• Soil

Choose the best answer.

A lot of waste from hotels and factories is _____ into the lakes.

• contaminated

• dumped

• affected

• polluted

Choose the best answer.

The soil becomes ________ because of the use of so many pesticides and fertilizers.

• contamination

• contaminating

• contaminated

• contaminator