CBSE Questions for Class 8 Geography Mineral And Power Resources Quiz 2 - MCQExams.com

Lignocellulosic biomass is derived from

  • Living organisms
  • Dead organisms
  • Wood remains
  • None of these
Minerals are non-renewable ______.
  • Resources
  • Sources
  • Things
  • Extracts
What is meant by conventional energy resources?
  • Energy resources traditionally used
  • Energy resources not traditionally used
  • Man-made resouces
  • None of these

In the 1970s there was interest in developing wind power because of _____________.

  • Concern over global warming
  • Improvements in wind turbines
  • An oil crisis
  • None of these

Which of the following is/are true

A. Crisis in the energy requirements due to increasing population can be solved by Non-conventional energy sources

B. Non-conventional energy sources do not pose threat to environment

  • Only A
  • Only B
  • Both A and B
  • None of these
The ______ are mined and then refined to extract valuable elements.
  • Minerals
  • Metals
  • Ores
  • Rocks

Which of the following is/are uses of non-conventional energy sources __________________.

  • The growing consumption of energy
  • Rising prices of oil and gas
  • Increasing use of fossil fuels causing environment
  • All of these

Energy produced by breakdown of organic matter in the absence of oxygen is called

  • Biomass
  • Biogas
  • Biology
  • Biotech
_____ is an example of non-metallic mineral.
  • Aluminium
  • Tin
  • Uranium
  • Mica
India has given top priority to develop solar energy because _______.
  • Of a favourable location for its development
  • It is an unstable energy
  • It is an exhaustible source of energy
  • It is used only for limited purpose
Which mineral is not valuable mineral?
  • Titanium
  • Platinum
  • Silver
  • Gold
In the classification of minerals, which mineral does not form the group of valuable metallic minerals?
  • Copper
  • Silver
  • Gold
  • Platinum

Which of the following is an example of a hydropower?

  • Solar energy
  • Wind energy
  • Thermal energy
  • Tidal energy

Which of the following makes use of potential energy in the difference in height between high and low tides?

  • Tidal stream generator
  • Tidal barrage
  • Both A and B
  • None of these
Which of the following metals are light in weight?
  • Iron
  • Gold
  • Copper
  • Magnesium

The first windmill used for the production of electric power was built in which of the following countries?

  • France
  • Scotland
  • Switzerland
  • Afghanistan

Which of the following gas is present in large quantities in biogas?

  • Carbon mono oxide
  • Carbon dioxide
  • Methane
  • Oxygen

Solar radiation flux is usually measured with the help of which of the following instrument?

  • Anemometer
  • Pyranometer
  • Sunshine recorder
  • All of the above
 _____ is the main source of all energies on the earth.
  • Moon
  • Planet
  • Sun
  • Stars
Energy produced by the ocean tides is called _____.
  • wind energy
  • ocean energy
  • tidal energy
  • kinetic energy
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