Environmental
Practice Environmental MCQs from the Science syllabus.
Which gas is produced when plastics are burned at low temperatures?
What is the main environmental drawback of using chemical pesticides?
Which of the following gases is primarily responsible for the formation of acid rain?
The increase in the concentration of toxic substances in the tissues of organisms at higher levels in a food chain is called:
What is the standard unit used to measure the intensity of noise pollution?
Which chemical is specifically associated with the depletion of the ozone layer?
Which of the following is a secondary air pollutant?
Excessive nutrient enrichment in a water body leading to oxygen depletion is known as:
Which gas is produced due to incomplete combustion of fuels and is highly poisonous?
The pH of normal rain is approximately 5.6. What is the pH of typical acid rain?
Which of these is a major source of mercury pollution in water?
Minamata disease was first detected in Japan due to the consumption of fish contaminated with:
Which of the following is considered a non-biodegradable pollutant?
In the context of air quality, what does 'PM2.5' refer to?
The 'Greenhouse Effect' is primarily caused by the trapping of which radiation by the atmosphere?
Which of the following pollutants causes 'Blue Baby Syndrome'?
Which layer of the atmosphere contains the 'Good Ozone' that protects us from UV rays?
Which of the following is the main contributor to the greenhouse effect on Earth?
Itai-itai disease is caused by chronic poisoning of which metal?