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Environmental Science MCQs

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1. : What is the main cause of global warming?





2. : Which gas is primarily responsible for ozone layer depletion?





3. : Which of the following is a renewable source of energy?





4. : The term “acid rain” was first used by?





5. : Which gas is the most abundant greenhouse gas in the atmosphere?





6. : Which country hosted the first Earth Summit in 1992?





7. : Which of the following is a non-biodegradable pollutant?





8. : The Kyoto Protocol is related to?





9. : Which type of pollution is caused by excessive fertilizers in water bodies?





10. : Which layer of the atmosphere contains the ozone layer?





11. : Deforestation mainly leads to?





12. : Which of the following is a primary air pollutant?





13. : The main component of photochemical smog is?





14. : Which of the following is an effect of noise pollution?





15. : Which renewable energy is derived from Earth’s internal heat?





16. : The process of converting waste materials into reusable objects is called?





17. : Which element is most responsible for Minamata disease?





18. : What does “sustainable development” mean?





19. : Which gas is known as “laughing gas”?





20. : Which energy is generated from moving water?





21. : Which is the largest source of renewable energy worldwide?





22. : Which of the following contributes most to global warming?





23. : Which of these is an example of an invasive species?





24. : Which protocol banned the use of CFCs to protect the ozone layer?





25. : Which is considered the “lungs of the Earth”?





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