Rationalised Prelims 2023-24
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Questions and Answers

Utility makes an object or substance a resource.

True

List five resources you use in your home.

Water, electricity, rickshaw, vegetables, textbook.

What is a resource?

Anything that can be used to satisfy a need.

How does something become a resource?

<p>It gains value through its use or utility.</p> Signup and view all the answers

Which of the following might not have an economic value?

<p>Landscapes</p> Signup and view all the answers

Name two important factors that can change substances into resources.

<p>Time and technology.</p> Signup and view all the answers

What did the discovery of fire lead to?

<p>Practice of cooking</p> Signup and view all the answers

Who are considered the most important resource?

<p>People.</p> Signup and view all the answers

What is a resource?

<p>Anything that can be used to satisfy a need.</p> Signup and view all the answers

List five resources you use in your home.

<p>Water, electricity, rickshaw, vegetable, textbook.</p> Signup and view all the answers

What does utility mean in the context of resources?

<p>Usability or usefulness of an object or substance.</p> Signup and view all the answers

How does something become a resource?

<p>It has a value or utility.</p> Signup and view all the answers

All resources have economic value.

<p>False</p> Signup and view all the answers

Can resources become economically valuable with time?

<p>Yes.</p> Signup and view all the answers

What are two factors that can change substances into resources?

<p>Time and technology.</p> Signup and view all the answers

Who is considered the most important resource?

<p>People.</p> Signup and view all the answers

Study Notes

Understanding Resources

  • Resources are defined as anything that can be used to satisfy a need.
  • Examples of resources include water, electricity, rickshaws, vegetables, and textbooks.

Importance of Utility

  • Utility or usability of an object makes it a resource.
  • Resources must be used or have a function to provide value.

Concept of Value

  • Value refers to the worth of resources; not all resources have economic value.
  • Economic value varies among resources; for instance, metals possess economic value while landscapes do not.

Changing Value of Resources

  • Some resources may gain economic value over time, such as home remedies if patented and sold.

Role of Time and Technology

  • Time and technology are critical factors in converting substances into resources.
  • Technology involves applying knowledge and skills to create more resources.

Human Contribution

  • People are the most vital resource due to their ideas, knowledge, and inventions.
  • Discoveries, such as fire and the wheel, have led to new processes and modes of transport.

Example of Technological Impact

  • The development of hydroelectricity exemplifies how technology can transform fast-flowing water into a valuable energy resource.

Understanding Resources

  • Resources are defined as anything that can be used to satisfy a need.
  • Examples of resources include water, electricity, rickshaws, vegetables, and textbooks.

Importance of Utility

  • Utility or usability of an object makes it a resource.
  • Resources must be used or have a function to provide value.

Concept of Value

  • Value refers to the worth of resources; not all resources have economic value.
  • Economic value varies among resources; for instance, metals possess economic value while landscapes do not.

Changing Value of Resources

  • Some resources may gain economic value over time, such as home remedies if patented and sold.

Role of Time and Technology

  • Time and technology are critical factors in converting substances into resources.
  • Technology involves applying knowledge and skills to create more resources.

Human Contribution

  • People are the most vital resource due to their ideas, knowledge, and inventions.
  • Discoveries, such as fire and the wheel, have led to new processes and modes of transport.

Example of Technological Impact

  • The development of hydroelectricity exemplifies how technology can transform fast-flowing water into a valuable energy resource.

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Description

Join Mona and Raju as they assist Amma in cleaning their home. This quiz explores the importance of household items and their various uses. Test your knowledge and understanding of the significance of everyday objects.

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