Tag: environment and sustainable development

Quizzes (4) Questions (117)

Questions Related to environment and sustainable development

Multiple choice economics environment and sustainable development need for sustainable development environmental economics sustainable development

What are the advantages of adopting bio composting?

  1. Control soil erosion

  2. Control wetland construction

  3. Use as landfill cover

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Bio-composting is versatile; it helps improve soil structure to control erosion, can be used as a cover for landfills to manage odors and leachate, and is used in various land reclamation projects.

Multiple choice economics environment and sustainable development need for sustainable development environmental economics sustainable development

 ______ sources of energy are generally exhaustible, ______ sources are generally renewable.

  1. Noncommercial, commercial

  2. Commercial, noncommercial

  3. Conventional, non conventional

  4. Non conventional, conventional
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation
Commercial sources are exhaustible like coal, petroleum and electricity are considered as the conventional source of energy. As these are the natural components which are there in the nature in little amount and can't be used again and again. These are only be used for once. 
Other side, firewood, cow dung are non-commercial as they're are free of cost available with no limitations. 
Hence, B is the correct option.
Multiple choice economics environment and sustainable development need for sustainable development environmental economics sustainable development

Non-conventional sources of energy are ____.

  1. solar energy

  2. wind energy

  3. tidal power

  4. all of these
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation
As wind energy, tidal energy and solar energy all these are considered as non-conventional sources of energy. These are the types of energy sources which can be fill up and can be used again and again. Also, they are in unlimited quantity. These are also named as renewable source of energy. These can be generated through natural phenomenons. 
Hence, D is the correct option.
Multiple choice economics environment and sustainable development need for sustainable development environmental economics sustainable development

State whether the following statements are True or False.
Coal, oil and gas are non-commercial sources of energy.

  1. True

  2. False
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Coal, oil, and gas are commercial sources of energy because they are bought and sold in the market, unlike non-commercial sources like firewood or animal dung.

Multiple choice economics environment and sustainable development need for sustainable development environmental economics sustainable development

State whether the following statements are True or False.
There is a great imbalance between demand and supply of all commercial fuels.

  1. True

  2. False
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

While there are supply challenges, it is inaccurate to state there is a 'great imbalance' for all commercial fuels, as markets often adjust through price signals and diversification of energy sources.