Additional Important Questions - Resources, SST, Class 8 | EduRev Notes

Social Studies (SST) Class 8

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Class 8 : Additional Important Questions - Resources, SST, Class 8 | EduRev Notes

The document Additional Important Questions - Resources, SST, Class 8 | EduRev Notes is a part of the Class 8 Course Social Studies (SST) Class 8.
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Ques 1: What is a resource? What are the criteria (requirements) for any substance to become a resource?
Ans 1: All those substances which have some utility or usability are resources for us.
The different criteria required for anything to be resource for us are:
(i) Utility or usability
(ii) Economic value or any other value
(iii) Time and technology inherent, which can make the substance important for present or future requirements  of the people. For example,Discovery of fire led to the practice of cooking, Invention of wheel ultimately resulted in the development of newer modes of transport etc.

Additional Important Questions - Resources, SST, Class 8 | EduRev NotesFig: Natural resource

Ques 2: Explain the different types of resources.
Ans 2: In general there are three types of resources: Natural, Human - made, and Human.
(i). Natural Resources:
Resources that are drawn from nature and used without much modification are called Natural Resources. For example: Air we breathe, Water in well, Rivers and Lakes, Soil, Minerals etc. Natural resources are further divided into various types such as Actual, Potential, Abiotic, Biotic, Renewable, Non-renewable, Ubiquitous and Localized resources.

(ii). Human - Made Resources:
Such resources which have been changed from their original form by human effort are called as Human - Made Resources. For example: Buildings, Roads, Bridges etc. Technology is also an important example of Human - Made Resources.

(iii). Human Resources:
People are the greatest resource of the nation. All other resources of nature become significant only when people extract its usefulness. It is people with their demands and abilities that turn them into resources. Hence, human resource is the ultimate resource.


Ques 3: On the basis of origin classify natural resources.
Ans 3: On the basis of origin natural resources are classified into Abiotic and Biotic.

Abiotic Resources: These are non-living natural resources like soils, rocks, minerals etc.Additional Important Questions - Resources, SST, Class 8 | EduRev NotesFig: SoilBiotic resources: These are living natural resources like plants and animals.   

Ques 4: How do we classify natural resources on the basis of their stock?
Ans 4: On the basis of stock natural resources are further classified or subdivided into Renewable and Non-renewable types.
Renewable Resources: These are the resources which do not depend on the human consumption. These resources get renewed with the use of Human. But there are some kind of renewable resources which are affected with human consumption such as water, soil and forest. Other examples of renewable resources are solar and wind energy.

Additional Important Questions - Resources, SST, Class 8 | EduRev NotesFig: Renewable resource
Non-Renewable Resources: These resources have a limited stock in the nature and may take thousands of years to get renewed. Since this period is much more than human life spans, so, they are called Non-Renewable Resources. For example, coal deposits, petroleum deposits etc. Additional Important Questions - Resources, SST, Class 8 | EduRev NotesFig: PetrolQues 5: What do you understand by sustainable development? Also mention its basic principles.
Ans 5: Balancing the need to use resources and also conserve them for the future is called sustainable development. In other words, Carefully utilizing resources so that besides meeting the present requirements it also takes care of the need of future generation is known as sustainable development. The basic principles of sustainable development are given below:

1. Respect and care for all forms of life.
2. Improve the quality of human life.
3. Conserve the earth’s vitality and diversity.
4. Minimise the depletion of natural resources.
5. Change personal attitude and practices towards the environment.
6. Enable communities to care for their own environment.

Ques 6: Define resource conservation.
Ans 6: Resource conservation is the cautious use of the natural resources and giving them time to get renewed. In short, resource conservation implies saving resources for the future generation.

Ques 7: Human resources are an important entity, why?
Ans 7: Human resources refer to people and their contributions. Human resources are important as they are skilled to be able to make the best use of nature in order to enhance the existing resources and also create more resources using the knowledge and technology that they possess. Hence, human resources are considered highly significant.

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