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Question 1
Why are resources distributed unequally over the earth?

The distribution of natural resources depends upon many physical factors like land, climate and altitude. The distribution of resources is unequal because these factors differ from place to place on this earth.
Question 2

What is resource conservation?

Solution :
Using resources carefully and giving them time to get renewed is called resource conservation
Question 3

Why are human resources important?

Solution :
People can make the best use of the gifts of nature to create more resources as they the knowledge, skill and technology to do so. That is why human resources are important.
Question 4

What is sustainable development?

Solution :
Balancing the need to use resources and also conserve them for the future is called sustainable development.
Question 5

Differentiate between Potential and actual resources ?

Solution :  
Difference between Potential and actual resources

Actual Resources:
Actual Resources are those which have been surveyed, their quantity and quality determined and are being used in present times.

For example :-
1 The petroleum and the natural gas which is obtained from the Mumbai High Fields and West Asia
2 The rich deposits of coal in Ruhr region of Germany
3 Dark soils of the Deccan plateau in Maharashtra
Potential Resources:
Potential Resources - Potential resources are resources which exist in a region and which can be used in the future.

For example:-
1. Mineral oil may exist in many parts of India where sedimentary rocks are found but till it is   actually drilled out and put into use, it remains a potential resource.

 2. The uranium found in Ladakh is potential resource that could be used in the future.

 3. High speed winds were a potential resource two hundred years ago. Today they are an actual resource and wind farms generate energy using windmills like in Netherlands, Nagercoil in Tamil Nadu and on the Gujarat coast.
Question 6
Differentiate between Ubiquitous and localised resources?

Solution :
Difference between Ubiquitous and localised resources

Natural resources are also classified as ubiquitous and localized resources based on their distribution
  • Natural resources that are found every where are called ubiquitous resources, like air.
  • Natural resources that found in a particular place are called localized resource like copper or iron ore.
Question 7
Pick the Correct Answer

(a) Which one of the following does NOT make substance a resource?
(i) Utility                                        (ii) value                                    (iii) quantity

(b) Which one of the following is a human made resource?
(i) Medicines to treat cancer      (ii) spring water                       (iii) Tropical forests
(c) Complete the statement. Biotic resources are
(i) Derived from living things      (ii)  made by human beings    (iii) Derived from non-living things

Solution :
(a) (iii) quantity

(b) (i) Medicines to treat cancer
(c) (a) Derived from living things

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