Environmental
Practice Environmental MCQs from the Science syllabus.
Which protocol was designed to phase out the production of ozone-depleting substances?
What is the result of the reaction between UV radiation and Oxygen (O2)?
Why does the temperature increase in the Stratosphere?
Which phenomenon refers to the unusual warming of surface waters in the eastern tropical Pacific Ocean?
How many years does it take for a CFC molecule to reach the stratosphere?
Which gas is considered the 'Natural Blanket' of the Earth?
What is the primary reason for the 'Urban Heat Island' effect?
Which acid is primarily formed when Nitrogen oxides react with water in the atmosphere?
Which of the following greenhouse gases has the longest atmospheric lifetime?
What is the effect of increasing CO2 levels on ocean acidity?
The Kyoto Protocol primarily focused on reducing the emission of:
What is the main environmental risk of 'Black Carbon' in the Himalayas?
Which layer of the atmosphere reflects radio waves back to Earth?
Which gas is the most abundant greenhouse gas by volume in the atmosphere?
Which radiation is responsible for the 'heating' of the atmosphere near the surface?
Which treaty was signed in 2015 to limit global warming to well below 2 degrees Celsius?
What is the relationship between altitude and air density?
Which of the following is a symptom of skin damage caused by excess UV radiation?