Question

2.
Distinguish between renewable and non-renewable resources. Which one of the two would you prefer
to use and why?
3.
What is meant by sustainable development? Why is sustainable development the need of the hour?
4.
Describe the various basis of classification of resources with the help of examples.​

Answer 1

Answer:

2. Renewable resources : these resources are easily renewed . do not cause pollution . these are made by the energy present in nature . ex. solar energy, hydro energy etc.

Non renewable resources : these resources take millions of year to be renewed again . and causes much pollution to environment . these are made from the trees and animals which were dumped under earth surface millions year ago. ex. coal , petroleum etc.

i would prefer you renewable resources as these are less harmful to nature and eco friendly .

4. resources are of two types non Renewable resources and renewable resources.... non renewable : coal , petroleum , natural gas ( CNG , LPG )

renewable resources... biogas energy , solar energy , wind energy , tide energy , hydro energy etc

Answer 2

Answer: 2. Renewable resources :

renewable resources are the natural assets, that can be replenished in the future. The resources can be used over and over again, as they can be revived naturally. Biomass, oxygen, water, sunlight are some of the common examples of renewable resources.

Non renewable resources:

Non-renewable resources represent the resources which do not revive itself at a substantial scale, for enduring economic extraction in the specified period. These natural resources are available in finite quantity, which is once used, cannot be replenished. Examples of non-renewable resources are coal, fossil fuel, crude oil, nuclear energy, etc

I would always prefer to use renewable resources because I'm concerned about my surrounding Ans the environment from not getting polluted.

3.sustainable development is the need of the hour because the resources obtained from the environment need to be used judiously nd sustainably to be conserved for future use and it does not cause any pollution or harmful affect to environment.

4.✔On the basis of origin: Biotic and Abiotic

✔On the basis of exhaustibility: Renewable and Non-renewable

✔On the basis of ownership: Individual, community, national and international

✔On the basis of status of development: Potential, Developed, Stock and Reserves

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