MCQ Questions | Class 10 Science Chapter 14 | Sources of Energy with Answers

MCQ | Class 10 Science Chapter 14 | Sources of Energy Set B

Check the below NCERT MCQ Questions for Class 10 Science Chapter 14 Sources of Energy with Answers Pdf free download. MCQ Questions for Class 10 Science with Answers were prepared based on the latest exam pattern. We have Provided Sources of Energy Class 10 Science MCQs Questions with Answers to help students understand the concept very well.

Objective Question | Science Class 10 Chapter 14

NCERT Solutions Class 10 Science
Book:	National Council of Educational Research and Training (NCERT)
Board:	Central Board of Secondary Education (CBSE)
Class:	10th
Subject:	Science
Chapter:	14
Chapters Name:	Sources of Energy
Medium:	English

Class 10th Science Book | Objective Type Questions

You can refer to NCERT Solutions for Class 10 Science Chapter 14 Sources of Energy to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams.

Sources of Energy | Class 10 Science | NCERT Solutions

Q1.	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

Ans: All the above

Q2.	Which of the following problem is associated with a burning of coal?
	A. Carbon-dioxide emission
	B. acid rain
	C. ash with toxic metal supurity
	D. All of the above

Ans: All of the above

Q3.	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.

Ans: Both A and R are true and R is the correct explanation of A.

Q4.	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.

Ans: A is true but R is false.

Q5.	Unit of calorific value of a substance is
	A. Kcal
	B. Joules
	C. J kg
	D. J/kg

Ans: J/kg

Q6.	The material used for interconnection the solar cells in the solar panel is
	A. silicon
	B. silver
	C. aluminium
	D. copper

Ans: silver

Q7.	A solar panel is made by combining in an arrangement
	A. solar concentrator
	B. solar cookers
	C. solar cells
	D. solar chimney

Ans: solar cells

Q8.	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

Ans: ocean in the form of tidal waves

Q9.	Which of the following is not an example of a bio-mass energy?
	A. wood
	B. gobar-gas
	C. nuclear energy
	D. coal

Ans: nuclear energy

Q10.	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

Ans: a cloudy day

Q11.	Which of the following gases is the main con-stituent of natural gas?
	A. Methane
	B. Ethane
	C. Propane
	D. Butane

Ans: Methane

Q12.	Which of the following is the ultimate source of energy?
	A. Water
	B. Sun
	C. Fossil fuels
	D. Uranium

Ans: Sun

Q13.	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.

Ans: dispose off spent fuel safety.

Q14.	Which of following is more environment friendly?
	A. Burning of coal
	B. burning of fire wood
	C. burning of charcoal
	D. Burning of diesel.

Ans: burning of charcoal

Q15.	U-235 will undergo fission by
	A. low energy neutrons only
	B. high energy neutrons only
	C. medium energy neutrons
	D. low energy protons only

Ans: low energy protons only

Q16.	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

Ans: anaerobic bectria

Q17.	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

Ans: All of the above

Q18.	The temperature inside the solar cooker ranges from
	A. 500-100°C
	B. 100-140°C
	C. 150-200°C
	D. 70-80°C

Ans: 100-140°C

Q19.	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