Class 9 Exam > Class 9 Videos > Introduction - Natural Resources, Science, Class 9
Introduction - Natural Resources, Science, Class 9 Video Lecture
FAQs on Introduction - Natural Resources, Science, Class 9 Video Lecture
| 1. What are natural resources? |  |
Ans. Natural resources are materials or substances that occur naturally in the environment and are used by humans for their survival and well-being. Examples of natural resources include air, water, soil, minerals, forests, wildlife, and sunlight.
| 2. Why are natural resources important? | |
Ans. Natural resources are important because they provide essential materials and energy for various human activities. They are used for food production, energy generation, construction, manufacturing, and other economic purposes. Natural resources also play a vital role in maintaining the balance of ecosystems and supporting biodiversity.
| 3. How are natural resources classified? | |
Ans. Natural resources can be classified into two main categories: renewable and non-renewable resources. Renewable resources, such as sunlight and wind, can be replenished naturally or through human intervention. Non-renewable resources, such as fossil fuels and minerals, are finite and cannot be replenished within a human timeframe.
| 4. What are the major challenges in managing natural resources? | |
Ans. Managing natural resources is challenging due to various factors. Overexploitation or unsustainable use can lead to depletion or degradation of resources. Pollution and climate change also pose significant threats to natural resources. Additionally, conflicts can arise over the ownership, access, and distribution of resources, leading to social and political issues.
| 5. How can we promote sustainable use of natural resources? | |
Ans. Sustainable use of natural resources involves utilizing them in a way that meets the needs of the present generation without compromising the ability of future generations to meet their own needs. This can be achieved through conservation and efficient use of resources, adopting renewable energy sources, promoting recycling and waste reduction, implementing sustainable farming practices, and raising awareness about the importance of preserving natural resources.
Text Transcript from Video
the Earth's atmosphere is more than just
the air we breathe it covers the earth
like a blanket it absorbs UV solar
radiation and also warms the Earth's
surface through heat retention the
atmosphere is an important part that
makes earth livable the other natural
resources that make life possible on
earth are air and water
air gives us a relief from scorching
heat of the Sun the movement of air is a
phenomenon that occurs as the result of
changes that take place in our
atmosphere due to heating of air when
you will go in depth of this chapter you
will discover various facts about our
earth and its atmosphere through this
chapter you will gain an understanding
of atmosphere and climate formation of
wind and rain importance of water soil
its formation and importance
biogeochemical cycles air and water
pollution greenhouse effect importance
of ozone layer
the air we breathe it covers the earth
like a blanket it absorbs UV solar
radiation and also warms the Earth's
surface through heat retention the
atmosphere is an important part that
makes earth livable the other natural
resources that make life possible on
earth are air and water
air gives us a relief from scorching
heat of the Sun the movement of air is a
phenomenon that occurs as the result of
changes that take place in our
atmosphere due to heating of air when
you will go in depth of this chapter you
will discover various facts about our
earth and its atmosphere through this
chapter you will gain an understanding
of atmosphere and climate formation of
wind and rain importance of water soil
its formation and importance
biogeochemical cycles air and water
pollution greenhouse effect importance
of ozone layer
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Nov 15, 2024 Last updated |
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