#1
Which gas is primarily responsible for the greenhouse effect?
#2
What is the term for the process by which water vapor turns into liquid water?
#3
What is the primary cause of coral bleaching in marine ecosystems?
#4
Which air pollutant is a major component of photochemical smog and is produced by the reaction of sunlight with pollutants like nitrogen oxides and volatile organic compounds?
#5
Which environmental issue is associated with the excessive accumulation of plastic waste in oceans and water bodies?
#6
What is the main source of water pollution caused by nutrients like nitrogen and phosphorus?
#7
Which layer of the Earth's atmosphere protects life on Earth by blocking harmful solar radiation?
#8
Which environmental issue is associated with the thinning of the ozone layer in the Earth's stratosphere?
#9
What is the term for the process of breaking down rocks into smaller particles by physical, chemical, or biological means?
#10
Which of the following is a renewable source of energy derived from the Earth's internal heat?
#11
What is the term for the gradual change in species composition over time in a specific area?
#12
Which international agreement aims to address climate change by limiting global warming to well below 2 degrees Celsius above pre-industrial levels?
#13
Which environmental pollutant is a colorless, odorless gas that can lead to respiratory problems and is produced by incomplete combustion of fossil fuels?
#14
In ecology, what does the term 'keystone species' refer to?
#15