Students of class 10 Science should refer to MCQ Questions Class 10 Science Sources of Energy with answers provided here which is an important chapter in Class 10 Science NCERT textbook. These MCQ for Class 10 Science with Answers have been prepared based on the latest CBSE and NCERT syllabus and examination guidelines for Class 10 Science. The following MCQs can help you to practice and get better marks in the upcoming class 10 Science examination

Chapter 14 Sources of Energy MCQ with Answers Class 10 Science

MCQ Questions Class 10 Science Sources of Energy provided below have been prepared by expert teachers of grade 10. These objective questions with solutions are expected to come in the upcoming Standard 10 examinations. Learn the below provided MCQ questions to get better marks in examinations.

Question. Dead organisms are transformed into petroleum and natural gas in
(a) presence of air
(b) absence of air
(c) presence of sunlight
(d) none of the above

Question. Radiations which are harmful to the living organisms are
(a) Infrared radiation.
(b) ultraviolet radiations
(c) Visible radiation.
(d) micro waves

Question. Assertion: Fuel has to be burnt to obtain heat energy.
Reason: The minimum temperature to which a fuel must be heated so that it may catch fire and start burning is known as ignition temperature.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true but R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.

Question. Energy can neither be created nor destroyed but still everybody discuss about the energy crisis because
(a) Energy transform into different form continuously.
(b) Usable form of energy is dissipated to the surroundings in less usable forms.
(c) Energy is consumed and cannot be used again.
(d) All of the above

Question. Biogas is formed in the
(a) presence of air only
(b) presence of water only
(c) absence of air only
(d) presence of water and absence of air

Question. Which of the following is not a bio mass energy source?
(a) gobar gas
(b) coal
(c) wood
(d) nuclear energy

Question. Biogas is a better fuel than animal dung cake because
(a) biogas has lower calorific value.
(b) animal dung cake has high calorific value
(c) biogas bums smoke and leaves no residue
(d) biogas is used as a fuel for cooking only wheareas dung cake can be used for cooking, illuminant the lanterns.

Question. The use of reflector in the solar cooker is to
(a) Decrease efficiency
(b) create green house effect
(c) increase efficiency
(d) None of the above

Question. Ocean thermal energy is produced due to
(a) pressure difference at different levels in the ocean.
(b) temperature difference at different levels in the ocean.
(c) energy stored by waves in the ocean.
(d) tides rising out of the ocean.

Question. Solar cells are made of
(a) metals
(b) insulator
(c) semi conductors
(d) None of these

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

Question. Solar cells are made of
(a) germanium
(b) silicon
(c) silver
(d) aluminium

Question. Assertion: Wind energy farms cannot be established every where.
Reason: The wind energy farms can be established only at those places where wind blows for most part of the year.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true but R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
(e) Both A and R are false.

Question. Unit of calorific value of a substance is
(a) Kcal
(b) Joules
(c) J kg
(d) J/kg

Question. The main constituent of CNG is
(a) butane
(b) methane
(c) ethane
(d) propane

Question. The material used for interconnection the solar cells in the solar panel is
(a) silicon
(b) silver
(c) aluminium
(d) copper

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

Question. A solar panel is made by combining in an arrangement
(a) solar concentrator
(b) solar cookers
(c) solar cells
(d) solar chimney

Question. Which of the following is not an example of a bio-mass energy?
(a) wood
(b) gobar-gas
(c) nuclear energy
(d) coal

Question. Hydropower plant are located in the
(a) desert area
(b) plane area
(c) hilly terrains
(d) None of the above

Question. Which of the following gases is the main con-stituent of natural gas?
(a) Methane
(b) Ethane
(c) Propane
(d) Butane

Question. Assertion: Coke is a better fuel than coal.
Reason: Burning of coke cause air pollution.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true but R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
(e) Both A and R are false.

Question. Which of the following is the ultimate source of energy?
(a) Water
(b) Sun
(c) Fossil fuels
(d) Uranium

Question. Tidal energy is a farm of energy obtained from the
(a) motion of surface water in ponds
(b) ocean in the form of tidal waves
(c) tides occurs in the river water
(d) motion of the wave in sea

Question. Which of following is more environment friendly?
(a) Burning of coal
(b) burning of fire wood
(c) burning of charcoal
(d) Burning of diesel.

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

Question. Which of the following organism produces biogas from cow drug sherry in the biogas plant?
(a) aerobic bectria
(b) anaerobic bectria
(c) prolozoa
(d) fungi

Question. The working fluid in ocean thermal power plant is
(a) Volatile liquid like ammonia
(b) petrol
(c) charcoal
(d) liquified petroleum gas

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 off spent fuel safety.

Question. Select the important factor for the site selection of a thermal power plant.
(a) Distance from the populated area
(b) Availability of fuel
(c) Availability of water
(d) Cost of plant

We hope the above multiple choice questions for Class 10 Science for Chapter 14 Sources of Energy provided above with answers based on the latest syllabus and examination guidelines issued by CBSE, NCERT and KVS are really useful for you. Sources of Energy is an important chapter in Class 10 as it provides very strong understanding about this topic. Students should go through the answers provided for the MCQs after they have themselves solved the questions. All MCQs have been provided with four options for the students to solve. These questions are really useful for benefit of class 10 students. Please go through these and let us know if you have any feedback in the comments section.