Question

Match the following Pollutants and their Mediums as per the UNEP documents : 

Pollutant	Medium
a. Nitrogen oxides	I. Sea
b. Petroleum hydrocarbons	II. Food
c. Fluorides	III. Air
d. Mycotoxins	IV. Freshwater

1. a - I, b - II, c - III, d - IV
2. a - IV, b - III, c - II, d - I
3. a - III, b - I, c - IV, d - II
4. a - II, b - I, c - II, d - IV

Answer 1

Correct Answer - Option 3 : a - III, b - I, c - IV, d - II

The correct answer is a - III, b - I, c - IV, d - II.

• The below table is correctly matched.

• Pollutant	Medium
  Nitrogen oxides	Air
  Petroleum hydrocarbons	Sea
  Fluorides	Freshwater
  Mycotoxins	Food

• UNEP
  • ​The United Nations Environment Programme is responsible for coordinating the UN's environment-related activities and assisting developing countries in having environmentally sound policies and practices.
  • Founded: 5 June 1972. (That's why World Environment Day is celebrated on 5 June every year.)
  • Headquarters location: Nairobi, Kenya.
  • UNEP is the leading global environmental authority that sets the global environmental agenda.
  • Promotes the coherent implementation of the environmental dimension of sustainable development.
  • Serves as an authoritative advocate for the global environment.

 

• Other pollutants and their sources
• Nitric oxide (NO) 
  • Produced during the burning of fuel at higher temperatures. (e.g. road vehicles, heaters).
• Sulfur dioxide (SO2)
  • ​ Fossil fuel combustion (principally power stations), conversion of wood pulp to paper, manufacture of sulphuric acid, smelting,  incineration.
• Carbon Monoxide (CO)
  • Forms when carbon fuels are burned, either in the presence of too little oxygen or at a very high temperatures.