The question asks to identify the production activity that contributes the most to $CO_{2}$ emissions.
Thermal power production is the primary source of carbon dioxide ($CO_{2}$) emissions among the options provided. This process involves burning fossil fuels like coal, natural gas, and oil to generate electricity. The combustion of these fuels releases large quantities of greenhouse gases, particularly $CO_{2}$, into the atmosphere.
Therefore, thermal power production stands out as the largest emitter of $CO_{2}$ due to the extensive use of fossil fuels for electricity generation.
Photochemical smog is a resultant of the reaction among
Which of the following is NOT responsible for the degradation of our environment?
With reference to furnace oil, consider the following statements:
1. It is a product of oil refineries.
2. Some industries use it to generate power.
3. Its use causes sulphur emissions into environment.
Which of the statements given above are correct?
Why is there a concern about copper smelting plants?
1. They may release lethal quantities of carbon monoxide into environment.
2. The copper slag can cause the leaching of some heavy metals into the environment.
3. They may release sulphur dioxide as a pollutant.
Select the correct answer using the code given below.
Magnetite particles, suspected to cause neurodegenerative problems are generated as environmental pollutants from which of the following?
1. Brakes of motor vehicles
2. Engines of motor vehicles
3. Microwave ‘Stoves within homes
4. Power plants
5. Telephone lines
Select the correct answer using the code given below.