Q1. What is resources? (Resources – Class VIII)
Ans: Anything that can be used to satisfy a need is a resource. For example chair, table, blackboard etc. in the class or water, air, coal petroleum etc.
Q2. What are important factors of resource formation?
Ans: I) Time and technology are two important factors that can change substances into resources. Both are related to the needs of the people.
II) People themselves are the most important resource. It is their ideas, knowledge, inventions and discoveries that lead to the creation of more resources.
III) Each discovery or invention leads to many others. The discovery of fire led to the practice of cooking and other processes while the invention of the wheel ultimately resulted in development of newer modes of transport. The technology to create hydroelectricity has turned energy in fast flowing water into an important resource.
Q3. Discuss about the classification of resources.
Ans: ● Resources are three types – natural, human made and human.
I) Resources that are drawn from Nature and used without much modification are called natural resources. Like air soil etc.
II) Some resources made by human, like- chair, table, building etc.
● On the basis of their development and use resources can be classified into two groups-
I) Actual resources:
There are some resources using for the society like coal, petroleum etc. We know this resources quantity. These resources are actual resources.
II) Potential resources:
Potential resources are those whose entire quantity may not be known and these are not being used at present. These resources could be used in the future.
● Based on their origin, resources can be abiotic or biotic. Abiotic resources are non-living while biotic resources are living.
● Natural resources are two types – renewable and non-renewable resources.
I) Renewable resources are those which get renewed or replenished quickly.
II) Non-renewable resources are those which have a limited stock.
● On the basis of their distribution resources can be ubiquitous or localized.
I) Ubiquitous resources that are available in everywhere like the air we breathe, soil, sunshine.
II) Localized resources are available in some particular places, like copper and iron ore.