Management of Natural Resources NCERT Questions

NCERT INTEXT EXERCISE

  1. What changes can you make in your habits to become more environment-friendly?
  2. What would be the advantages of exploiting resources with short-term aims?
  3. How would these advantages differ from the advantages of using a long-term perspective in managing our resources?
  4. Why do you think there should be equitable distribution of resources? What forces would be working against an equitable distribution of our resources?
  5. Why should we conserve forests and wildlife?
  6. Suggest some approaches towards the conservation of forests.
  7. Find out about the traditional systems of water harvesting/management in your region.
  8. Compare the above system with the probable systems in hilly/mountainous areas or plains or plateau regions.
  9. Find out the source of water in your region/locality. Is water from this source available to all people living in that area?

NCERT TEXT BOOK EXERCISE

  1. What changes would you suggest in your home in order to be environment-friendly?
  2. Can you suggest some changes in your school which would make it environment-friendly?
  3. We saw in this chapter that there are four main stakeholders when it comes to forests and wildlife. Which among these should have the authority to decide the management of forest produce? Why do you think so?
  4. How can you as an individual contribute or make a difference to the management of (a) forests and wildlife, (b) water resources and (c) coal and petroleum?
  5. What can you as an individual do to reduce your consumption of the various natural resources?
  6. List five things you have done over the last one week to –
  7. On the basis of the issues raised in this chapter, what changes would you incorporate in your life-style in a move towards a sustainable use of our resources?

ADDITIONAL QUESTIONS FOR PRACTICE

  1. Name a bacteria found in human intestine?
  2. Which is the easiest method to detect water pollution?
  3. A person lives near a forest. Enlist 4 items which he can get from forests to meet his daily needs.
  4. Why are forest called “biodiversity hot spot”?
  5. Name 4 substances that can be recycled.
  6. What do you mean by the term sustainable development?
  7. How does mining lead to pollution?
  8. “Coal and petroleum are converted forms of solar energy” is this statement correct?
  9. Hydroelectric power is also an indirect form of solar energy. How?
  10. Write at least two ways by which people of ancient India managed water resources?
  11. What will happen if loss of biodiversity occurs?
  12. What strategies should be adopted such that forest products are used and the environment also does not get disturbed?
  13. Besides conservation of wildlife and forest, suggest some ways which can improve our environment.
  14. What is watershed management? What is its aim and what are the benefits?
  15. What you can do as an individual to reduce consumption of various nature resources and help in environment conservation?
  16. What will be the effect of increase in the amount of CO2 in the atmosphere on the average temperature of the earth?
  17. Why is it necessary to conserve our environment?
  18. Which of the following are the major constituents of biogas. CO2, H2, CH4, CO.
  19. Which of the following pollutants of air would affect the capacity of blood in human bodies to absorbO2 from lungs? NO2 SO2,CO,CO2
  20. Where was CHIPKO MOVEMENT started?
  21. What will be the result of presence of excess amount of CO2 in environment.
  22. What are the two major benefits of dams?
  23. What are kulhs?
  24. List any two systems of water harvesting.
  25. How is the increase in demand for energy affecting atmosphere?
  26. Write two advantages of classifying energy sources as renewable and nonrenewable.
  27. Why should we conserve forests? Suggest any two ways of conserving forests.
  28. What are fossil fuels. Give two examples of fossil fuels.
  29. Write the ecological functions of forests.
  30. What is Chipko movement? How did this movement ultimately benefit the local populations and the environment.
  31. How do the forests get depleted? What are its consequences?
  32. Suggest any two measures for controlling CO2 levels in the atmosphere.
  33. Why are Arabari forests of Bengal known to be good example of conserved forests.
  34. Why are environmentalists insisting upon sustainable natural resource management? Give any three

Reasons.

  1. Suggest any two ways of utilizing waste water.
  2. If all the waste we generate is biodegradable, will this have no impact on the environment?
  3. List the products of combustion of fossil fuels. What are their adverse effects?
  4. Why is sustainable management of natural resources necessary? Out of the two methods reuse and recycle which one would you suggest to practice and why?
  5. Why should biodegradable and non-biodegradable wastes be discarded in two separate dust bins?
  6. We often observe domestic waste decomposing in the bylanes of residential colonies. Suggest ways to make people realise that the improper disposal of waste is harmful to the environment.
  7. List and explain any two advantages associated with water harvesting at community level.
  8. List four advantages of water stored in the ground.
  9. “Burning fossil fuels is a cause of global warming.” Justify this statement.
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