We have Provided the NCERT/CBSE Solutions chapter-wise. Class 8 Social Science Chapter 1 Resources with Answers by expert subject teacher for latest syllabus and examination. Students can take a free CBSE Solutions of Resources. Each question has right answer Solved by Expert Teacher.
NCERT/CBSE Solutions Class 8 Social Science Beehive Prose
Page No. 6
Q1. Answer the following questions.
(i) Why are resources distributed unequally over the Earth?
Answer: The distribution of resources depends upon a number of physical factors like terrain, climate and altitude. Since these factors differ so much over the Earth, the distribution of resources is unequal.
(ii) What is resource conservation?
Answer: Saving the resources for future generations is called conservation. It is the protection and ethical use of valuable resources such as minerals, water, trees, wildlife and others. Resource conservation basically focuses on maintaining the natural world in order to protect the sources of resources.
(iii) Why are human resources important?
Answer: Human resources are important because the development of other resources solely depends upon this resource as humans have knowledge, skill, and technology to develop other resources.
(iv) What is sustainable development?
Answer: Sustainable development is the usage of resources in such a way that the process of formation and process of exploitation are equal so that the resources can be used for several years. In short, the usage of resources for development in a way that the next generation also gets access to these resources is called sustainable development.
Q2. Tick the correct answer.
(i) Which one of the following does not make a substance a resource?
Answer: (c) Quantity
(ii) Which one of the following is a human-made resource?
(a) Medicines to treat cancer
(b) Spring water
(c) Tropical forests
Answer: (a) Medicines to treat cancer
(iii) Biotic resources are
(a) Derived from living things
(b) Made by human beings
(c) Derived from non-living things
Answer: (a) Derived from living things
Q3. Differentiate between the following.
(a) Potential and actual resources
|Potential Resources||Actual Resources|
|1) Potential resources are those resources for which the entire quantity is not known.|
2) They are not being used at present due to the non-availability of technology or finance to develop them.
3) Example: Uranium in Ladakh, strong winds in Rajasthan.
|1) Actual resources are those resources for which quantity is known.|
2) They are being used at present with the existing technology.
3) Examples: Rich coal deposits in Ruhr valley of Germany, Jharkhand, Odisha; Petroleum in west Asia; Black soil in Deccan Trap of Maharashtra.
(b) Ubiquitous and localised resources
|A resource which is found everywhere|
Example: The air we breathe
|A resource which is found only in certain places|
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