Topic outline

    • Resources

      Q1. Fill in the blanks.

                                i.        The types of resources on basis of stock are renewable and non-renewable resources.

                               ii.        All resources have some value.

                              iii.        Time and technology are two important factors that can change substances into resources.

                              iv.        On the basis of distribution resources can be ubiquitous or localised.

                              v.        On the basis of origin, resources can be abiotic or biotic.

                             vi.        On the basis of development and use resources can be classified into two groups, actual resources and potential resources.

      Q2. True/False

                                i.        Natural gas is a non-renewable resource. True

                               ii.        High speed winds were a potential resource two hundred years ago. True

                              iii.        Coal, petroleum and natural gas are some examples renewable resources. False

                              iv.        All resources have same value. False

                               v.        All natural sources of energy are renewable. False

                              vi.        Value means worth. True


      Q3. What are non-renewable resources?

      Ans. Non-renewable resources are those which have a limited stock.


      Q4. What is a patent?

      Ans. Patent means the exclusive right over any idea or invention.


      Q5. What do you mean by stock of resource?

      Ans. Stock of resource is the amount of resources available for use.


      Q6. What is utility?

      Ans. If a substance can be used in any way, it is said to have a utility.

      Q7. How are resources classified based on their origin?

      Ans. Based on the origin, resources can be classified as abiotic or biotic.


      Q8. What makes a substance a resource?
      How does something become a resource?

      Ans. Utility or usability is what makes an object or substance a resource.


      Q9. Why is air a ubiquitous resource?

      Ans. Air is a ubiquitous resource because air we breathe is found everywhere.


      Q10. What are renewable resources?

      Ans. Renewable resources are those which get renewed or replenished quickly.


      Q11. How are resources classified according to their distribution?

      Ans. On the basis of their distribution resources can be ubiquitous or localised.


      Q12. How are resources classified broadly?

      Ans. Resources are generally classified into natural, human made and human.

      Q13. What is resource conservation?

      Ans. Using resources carefully and giving them time to get renewed is called resource conservation.


      Q14. What is technology?

      Ans. Technology is the application of latest knowledge and skill in doing or making things.


      Q15. Name some natural resources.

      Ans. The air we breathe, the water in our rivers and lakes, the soils, minerals are all natural resources.


      Q16. What are natural resources?

      Ans. Resources that are drawn from nature and used without much modification are called natural resources.


      Q17. What is sustainable development?

      Ans. Balancing the need to use resources and also conserve them for the future is called sustainable development.

      Q18. What is a Human Resource?

      Ans. Human Resource refers to the number (quantity) and abilities (mental and physical) of the people.


      Q19. How natural resources are classified?

      Ans. Natural resources are classified into different groups depending upon their level of development and use; origin; stock and distribution.

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