Tag: water and air and their importance

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Questions Related to water and air and their importance

Multiple choice commercial applications water and air and their importance natural resources and their types promotion of renewable resources protecting our environment

An inexhaustible non-conventional energy source is

  1. Coal

  2. Petroleum

  3. Solar radiations

  4. Electricity from nuclear plants
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Energy obtained by using wind, tides, solar etc. in renewable energy, also called non-conventional energy, solar energy is inexhaustible source of energy.

So, the correct answer is 'Solar radiations'

Multiple choice commercial applications water and air and their importance natural resources and their types promotion of renewable resources protecting our environment

Best source of renewable energy is

  1. Cattle

  2. Petroleum

  3. Coal

  4. Trees
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation
  • Renewable energy is energy generated from natural resources —such as sunlight, wind, rain, tides, trees and geothermal heat—which are renewable (naturally replenished).
  • Trees are very important for us as a renewable resource. Trees are a natural resource that can be renewed by planting of trees and replacing the trees that are harvested for use by people.
  • Hence the Best source of renewable energy is trees.
  • So, the correct answer is 'Trees'.
Multiple choice commercial applications water and air and their importance natural resources and their types promotion of renewable resources protecting our environment

Renewable exhaustible natural resource of energy is

  1. Biomass/ forest

  2. Coal

  3. Petroleum

  4. Kerosene
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Renewable source of energy is a type of resource which can be replenished back easily. Coal, petroleum, kerosene will take millions of years to replenish back so, they are non-renewable source of energy.

So, the correct answer is 'Biomass/ forest'

Multiple choice commercial applications water and air and their importance natural resources and their types promotion of renewable resources protecting our environment

Humans are

  1. Inexhaustible resource

  2. Renewable but inexhaustible resource

  3. Renewable and exhaustible resource

  4. Nonrenewable resource
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Inexhaustible resources are also called as renewable resources. These are present win abundance in the nature. They cannot be depleted or exhausted by human activity. Examples include water, sand and solar energy. Human energy is the greatest inexhaustible resource.

Thus, the correct answer is 'Inexhaustible resource.'

Multiple choice commercial applications water and air and their importance natural resources and their types promotion of renewable resources protecting our environment

Minerals, metals and fossil fuels are which type of resources of energy? 

  1. Renewable

  2. Non-renewable

  3. Biodegradable

  4. Degradable
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A non-renewable resource (also called as finite resource) is a resource, that does not renew itself at a sufficient rate for sustainable economic extraction. Non-renewable resources are resources, that are not easily replenished by the environment. Earth minerals and metal ores, fossil fuels (such as coal, petroleum, and natural gas), nuclear fuels, and groundwater in certain aquifers are all non-renewable resources.

Multiple choice commercial applications water and air and their importance natural resources and their types promotion of renewable resources protecting our environment

Water is considered to be

  1. Renewable and degradable resource

  2. Non-renewable resource

  3. Non-degradable non-maintainable

  4. None of the above
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The resources which can be replenished again after their consumption are referred as the renewable sources of energy. Water is considered as the renewable form of energy. The water reserves can be replenished by the rainfall. The water resource is degradable form of resource. The contaminants and pollutants from the industries can degrade the quality of the water in the water bodies. 

Thus, the correct answer is option A. 

Multiple choice biology water and air and their importance the lithosphere and the hydrosphere first aid safety and first aid

Which of the following explains drought?

  1. Low rainfall than requirement

  2. High rainfall than requirement

  3. Low pressure in atmosphere

  4. High pressure in atmosphere
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

A drought is a period of drier-than-normal conditions that results in water-related problems, primarily caused by a significant deficit in expected rainfall.