Which of the following compound is broken down by the microbial biofilms in the waste water? Options: A . &nbspIron B . &nbspNitrogen C . &nbspSodium D . &nbspPotassium

Which of the following compound is broken down by the microbial biofilms in the

Question

Which of the following compound is broken down by the microbial biofilms in the waste water?

Options:

A . Iron

B . Nitrogen

C . Sodium

D . Potassium

Answer: Option B
Answer: (b).Nitrogen

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