Question

o odd one out from smoke dust Sulphur dioxide and domestic sewage​

Answer 1

Answer:

Odd term: X-rays, Category- Water pollutants

Answer 2

Domestic sewage is the odd one.

Explanation:

• Let’s compare each words,
• Smoke consists of airborne particulates and gases which are emitted when a material undergoes combustion. it causes air pollution.
• Dust is a dry powder which contains tiny particles of earth, waste matter lying on the ground or carried in the air. it causes air pollution.
• Sulphur dioxide is a toxic gas that is responsible for the smell of burnt matches. It is released by volcanic activity, burning of sulfur-bearing fossil fuels, etc. it causes air pollution.
• Domestic sewage is a sewage that contains water, human excretions and other waterborne wastes.
• Therefore, domestic sewage is the odd one it doesn’t produce air pollution.