Question

Which of the following are non-point sources of water pollution?

• A. Drainage of water from a city
• B. Factory chimney
• C. Farms
• D. Sewage pipe

Answer 1

Answer: (A), (C)

Farms

There are two types of sources that pollute water - point and non-point sources.
Point sources are easy to identify and are discrete like ships, Sewage pipes, factory chimneys, etc.
Non-point sources are cumulative sources of pollution arising from large areas such as drainage from cities, farms, residential areas, etc.