Please refer to MCQ Questions Chapter 14 Sources Of Energy Class 10 Science with answers provided below. These multiple-choice questions have been developed based on the latest NCERT book for class 10 Science issued for the current academic year. We have provided MCQ Questions for Class 10 Science for all chapters on our website. Students should learn the objective based questions for Chapter 14 Sources Of Energy in Class 10 Science provided below to get more marks in exams.
Chapter 14 Sources Of Energy MCQ Questions
Please refer to the following Chapter 14 Sources Of Energy MCQ Questions Class 10 Science with solutions for all important topics in the chapter.
MCQ Questions Answers for Chapter 14 Sources Of Energy Class 10 Science
Question: In the given flow chart of energy conversion during hydroelectric power generation, fill in the box with appropriate answer

a) Dynamo
b) insulator
c) semi-conductors
d) Conductors
Answer
A
Question: Which of following are more environments friendly?
a) Burning of coal
b) burning of fire wood
c) Burning of charcoal
d) Burning of diesel
Answer
C
Question: A solar cooker may not cook food if
a) Interior of the box and the container of food are perfectly shining.
b) Glass sheet over the box is not closed.
c) Solar cooker is placed in the shade.
d) All the above
Answer
D
Question: Radiations which are harmful to the living organisms are
a) Infrared radiation.
b) Ultraviolet radiations
c) Visible radiation
d) micro waves
Answer
B
Question: The main constituent of CNG is
a) Butane
b) Methane
c) Ethaned)
d) Propane
Answer
B
Question: Solar cells are made of
a) Metals
b) insulator
c) semi-conductors
d) none of these
Answer
A
Question: Fusion reaction is also known as
a) chemical reaction
b) elastic scattering
c) thermo nuclear reaction
d) photo nuclear reaction
Answer
C
Question: Which of the following is not a bio mass energy source?
a) Gobar gas
b) Coal
c) Wood
d) Nuclear energy
Answer
D
Question: India exploded her first underground nuclear device at
a) Ranchi
b) Kota
c) Jaipur
d) Pokhran
Answer
D
Question: A solar water heater cannot be used to get hot water on
a) a sunny day
b) a cloudy day
c) a hot day
d) a windy day
Answer
B
Question: Major problem in harnessing nuclear energy is to
a) Split heavy nucleus
b) sustain nuclear reactions
c) Convert nuclear energy into electricity
d) dispose of nuclear waste
Answer
D
Question: Choose the incorrect statement regarding wind power.
a) It is readily and abundantly available at every place of the earth free of cost.
b) It is eco-friendly and does not produce any kind of environmental pollution.
c) It is a renewable source as air itself is a renewable and inexhaustible resource
d) It is a cheap source of energy, as it does not involve any costly investment
Answer
D
Question: Although charcoal is a clean and deter source of heat energy yet it cannot be used as a domestic fuel because it
a) cause environmental pollution
b) produce less heat energy
c) cannot be stored easily
d) is expensive fuel
Answer
D
Question: On what basis would you classify energy sources as
a) Renewable and non-renewable
b) Exhaustible and inexhaustible
c) Renewable and exhaustible
d) options (a) and (b)
Answer
D
Question: Choose the correct statement: An ideal source of energy must be:
a) Economical and easily accessible
b) Smoke/pollution free, able to produce huge amount of heat and energy on burning
c) Easy to store and transport
d) All the above.
Answer
D
Question: Hydro Power Plants utilize the potential energy of water stored at a height by
a) Changing potential energy to kinetic energy of flowing (falling) water and then converting it to electrical energy
b) Changing potential energy to heat energy of water and then converting it to electrical energy
c) Changing potential energy to gravitational energy of water and then converting it to electrical energy
d) There is no interchange of energy takes place
Answer
A
Question: Most of the sources of energy we use represent stored solar energy. Which of the following is not ultimately derived from the Sun‘s energy?
a) Geothermal energy
b) Wind energy
c) Nuclear energy
d) Bio-mass
Answer
C
Question: Oxides of Carbon, Nitrogen and Sulphur released on burning of fossils fuels are harmful because
a) They are acidic oxides and can cause acid rains.
b) They cause noise pollution
c) They cause sound problem
d) They cause vision disorder
Answer
A
Question: In thermal power plant, heat energy is converted into
a) Light energy
b) Electrical energy
c) Sound energy
d) Potential energy
Answer
B
Question: Power plants based on geothermal energy are found in:
a) South Africa
b) New Zealand
c) Zimbabwe
d) Denmark
Answer
D
Question: Which of the following is a greenhouse gas?
a) Oxygen
b) Nitrogen
c) Ozone
d) Methane
Answer
D
Question: Storage of water in reservoirs for hydro power plants cause socio-economic problems besides
a) Air pollution
b) Destruction of large eco systems
c) Water pollution
d) Sound pollution
Answer
B
Question: Minimum wind speed required for moving turbines is: Minimum wind speed required for moving
turbines is:
a) >24 Km/h
b) >15 Km/h
c) >12 Km/h
d) >9 Km/h
Answer
B
Question: Kinetic energy of moving air or winds in coastal or hilly areas is harnessed to do mechanical work or generate electricity by using:
a) Wind MillsWind Mills
b) Generators
c) Electric Motors
d) Shafts
Answer
A
Question: Wood, coal, energy of flowing water and wind are considered to be:
a) Conventional sources of energy
b) Unconventional sources of energy
c) Renewable sources of energy
d) Non-renewable sources of energy
Answer
C
Question: Ocean-Thermal-energy conversion plants operate if
a) Water on the surface of oceans is cold
b) Temperature difference between the water at surface and water at depths up to 2 km is at least 293 K or 20o C
c) Temperature difference between the water at surface and water at depths up to 2 km is around 100oC
d) It is independent of temperature difference between the water at surface and water at depths
Answer
B
Question. Around 25% of our country‘s energy requirement is met by
a) Hydro Power Plants
b) Geothermal Energy
c) Natural Gas
d) Thermal Power Plant
Answer
A
Question. Fuel used in thermal power plants is
a) water
b) uranium
c) biomass
d) fossil fuels
Answer
D
Question. What is the chemical name of marsh gas?
a) Coal gas
b) Petrol gas
c) Bio-gas
d) Methane
Answer
D
Question. Name one place in India where a wind energy power station has been established.
a) Tamil Nadu
b) Maharashtra
c) Rajasthan
d) Kerala
Answer
A
Question. Which material is used for connecting the solar cells in a solar panel?
a) Sulphur
b) copper
c) mercury
d) Aluminium
Answer
B
Question. Energy is released from fossil fuels when they are____________
a) Pumped
b) Cooled
c) Burned
d) Pressurized
Answer
C
Question. Which isotope of uranium is used in nuclear fission in nuclear reactors?
a) Uranium-234
b) Uranium-235
c) Uranium-238
d) Uranium-92
Answer
B
Question: Which of the following is not a form of energy?
a) Mechanical energy
b) Heat Energy
c) Muscular Energy
d) Frictional energy
Answer
D
Question:The material which is used in making solar cell is
a) Aluminum
b) Carbon
c) Silicon
d) Iron
Answer
C
Question: Pollution caused by burning of fossil fuels can be controlled to some extent
a) By increasing the efficiency of the combustion process.
b) By using fans in the vehicles
c) By increasing their cost.
d) Banning the use of fossils fuels
Answer
A
Question: What is the full form of OTEC?
a) Ocean Thermal Energy Conversion
b) Ocean Thermal Energy Current
c) One time energy
d) Ocean thermal energy concurrent
Answer
A
Question: Which of the following is not correct about the construction of solar cookers or solar heaters?
a) Black surface absorb more heat as compared to white objects.
b) Spherical reflecting surfaces can be utilized to concentrate solar energy.
c) Covering with a glass plate cause increase in temperature by green house effect.
d) Black surface do not absorb any heat.
Answer
D
Question: What kind of mirror is used in a solar cooker?
a) Concave mirror
b) convex mirror
c) plane mirror
d) None of these
Answer
A
Question: Fossil fuels are considered to be non-renewable sources of energy because
a) They are produced underground and become costly to extract.
b) They take millions of years to be produced though used in a little time
c) They produce a lot of smoke
d) They are less efficient fuels
Answer
B
Question: Advantage of wind energy:
a) Renewable
b) Inexhaustible
c) pollution free/no residue
d) all the above
Answer
D
Question: Name the device which converts solar energy directly into electricity.
a) Solar cooker
b) Solar cells
c) Solar furnace
d) semi-conductors
Answer
B
Question: Name the device that converts the kinetic energy of flowing water into mechanical energy
a) Turbine
b) Metals
c) insulator
d) semi-conductors
Answer
A
Question:Name the ultimate source of fossil fuel
a) Coal
b) Petrol
c) Bio-gas
d) Sun
Answer
D
Question: What is the maximum temperature attainable in case of box type solar cooker?
a) 500F to 1000 F
b) 100 F to 250 F
c) 150 F to 400F
d) 300 F to 500 F
Answer
C
Question: Which gas is released by anaerobic decomposition of submerged vegetation in dams?
a) Coal gas
b) Petrol gas
c) Bio-gas
d) Methane
Answer
D
Question: What is the full form of OTE?
a) Ocean thermal energy
b) O.T.Emerge
c) on track energy
d) One time energy
Answer
A
Question: Name the radiations that are most dangerous for human beings?
a) alpha
b) beta
c) gamma
d) IR rays
Answer
C
Question: Name a renewable source of energy
a) Coal
b) Petrol
c) Bio-gas
d) Wind
Answer
D
Question: Name any two non-conventional sources of energy
a) Coal and Petrol
b) wind and tidal
c) Bio-gas and methane
d) solar and methane
Answer
B

We hope you liked the above provided MCQ Questions Chapter 14 Sources of Energy Class 10 Science with solutions. If you have any questions please ask us in the comments box below.