Fill in the blank with the correct form of the given word.

Many people don’t know about the of soil pollution. (dangerous)

Choose the best answer.

Water pollution can put negative _________ on our health.

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

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Ships spill oil in oceans and rivers. This leads ________ the death of many aquatic animals and plants.

Choose the best answer.

Households pollute water sources by _______ waste into ponds, lakes, and rivers.

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To protect the environment, we should use more _______ sources of energy as wind and solar power.

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

Choose the best answer.

People believe that the _______ water has brought cancer to the local residents.