Environmental -2

What is the term for the process of converting waste materials into reusable materials?

What is the term for the process of converting organic waste into nutrient-rich soil?

Which of the following is true about renewable energy sources?

• They are limited in availability

• They cause pollution during operation

• They can be replenished naturally

• They are more expensive than fossil fuels

What is the main source of mercury pollution in the environment?

• Industrial emissions

• Agricultural runoff

• Natural weathering of rocks

• Volcanic eruptions

Which of the following is a natural source of air pollution?

• Vehicle emissions

• Industrial smokestacks

• Volcanic eruptions

• Agricultural runoff

Which environmental issue is associated with the thinning of the ozone layer?

• Climate change

• Acid rain

• Global warming

• Depletion of the ozone layer

Which of the following is a greenhouse gas emitted by rice cultivation?

• Carbon dioxide (CO2)

• Methane (CH4)

• Nitrous oxide (N2O)

• Sulfur dioxide (SO2)

Which of the following is a renewable energy source?

• Coal

• Natural gas

• Nuclear power

• Solar power

Which component of smog is responsible for its characteristic brown color?

• Ground-level ozone (O3)

• Carbon monoxide (CO)

• Nitrogen oxides (NOx)

• Volatile organic compounds (VOCs)

Which air pollutant is responsible for the formation of smog?

• Carbon dioxide (CO2)

• Sulfur dioxide (SO2)

• Nitrogen dioxide (NO2)

• Methane (CH4)