Unit – II Sustainability and Renewable Resources
2.1 Natural Resources: Types, importance, Causes and effects of depletion. (Forest Resources, Water Resources, Energy Resources, Land resources, Mineral resources), (IKS-Concepts of Panchmahabhuta)
2.2 Impact of overexploitation of natural resources on the environment, optimum use of natural resources
2.3 Energy forms (Renewable and non-renewable) such as Thermal energy, nuclear energy, Solar energy, Wind energy, Geothermal energy, Biomass energy, Hydropower energy, biofuel
2.4 Green Solutions in the form of New Energy Sources such as Hydrogen energy, Ocean energy
& Tidal energy
SET 3
#1. How can individuals contribute to the sustainable use of natural resources?
#2. What is the purpose of environmental laws and policies?
#3. What is the primary advantage of hydrogen as an energy source?
#4. What is the byproduct of hydrogen fuel cell technology?
#5. Which process is used to extract hydrogen from water?
#6. What is the biggest challenge in using hydrogen as an energy source?
#7. Which sector benefits the most from hydrogen fuel cells?
#8. Hydrogen fuel cells can be used in:
#9. Which type of hydrogen production is considered most sustainable?
#10. What is the main disadvantage of gray hydrogen?
#11. Hydrogen is stored and transported in which form?
#12. Which country is leading in hydrogen fuel technology?
#13. What is ocean energy primarily derived from?
#14. Ocean thermal energy conversion (OTEC) works based on:
#15. What is a major advantage of ocean energy?
#16. Which form of ocean energy converts wave motion into electricity?
#17. What is a challenge in harnessing ocean energy?
#18. Which country has one of the largest operational OTEC plants?
#19. What type of turbines are used in wave energy systems?
#20. Ocean energy can be harnessed through:
#21. Which form of ocean energy relies on the gravitational pull of the moon and sun?
#22. Which of the following is a method to harness tidal energy?
#23. What is a major benefit of tidal energy?
#24. Which country has one of the largest tidal power plants?
#25. What is the main disadvantage of tidal power?
#26. Which of the following is a tidal energy project?
#27. Tidal energy is considered a form of:
#28. The best locations for tidal energy plants are:
#29. Tidal turbines work similarly to:
#30. What is the future potential of tidal energy?
#31. Which of the following is NOT a type of natural resource?
#32. Natural resources are classified into:
#33. Which of the following is an example of a nonrenewable resource?
#34. What is the primary importance of natural resources?
#35. Which of the following is a major forest resource?
#36. Water resources are important because:
#37. Which of the following is NOT a primary energy resource?
#38. Land resources are essential for:
#39. Which of the following is a mineral resource?
#40. Renewable resources can:
#41. What is a major cause of forest resource depletion?
#42. Overuse of water resources can lead to:
#43. Energy resource depletion is mainly caused by:
#44. Land degradation occurs due to:
#45. Over-mining of minerals can lead to:
#46. Which human activity contributes the most to natural resource depletion?
#47. Which of the following is an environmental impact of deforestation?
#48. Excessive use of groundwater can lead to:
#49. What is the primary goal of sustainability?
#50. Which of the following is an example of renewable energy?
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