2.Noise is considered as pollution. (environment) 3.A number of cleaning products contain chemicals.

Question

2.Noise is considered as pollution. (environment)
3.A number of cleaning products contain chemicals. (harm)
4.Water samples collected at these villages were seriously with bacteria. (contaminate)
5.Contaminants are usually to aquatic plants. (poison)

minhguyrttuanh · Answer

2. environmental   3. harmful   4. contaminated   5. poisonous

tuminh2 · Answer

2. environmental   3. harmful   4. contaminates   5. poisonous      Xin c&acirc;u trả lời hay nhất ạ

2.Noise is considered as pollution. (environment) 3.A number of cleaning products contain chemicals.

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