Monday, September 2, 2013

CBSE Class 10 - Science - CH14 - Source Of Energy (MCQs)

Sources of Energy
CBSE Class 10 - Science - CH14 - Source Of Energy (MCQs)

MCQs

Q1: Green house effect is caused by gases like
(a) Helium
(b) Oxygen
(c) Nitrogen
(d) Carbon dioxide


Q2: 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


Q3: Chief constituent of Natural gas is:

(a) Methane
(b) Ethane
(c) Butane
(d) Propane


Q4: The power plant which converts potential energy of falling water into electricity is
(a) Nuclear plant
(b) Thermal plant
(c) Hydro power plant
(d) Wind plant


Q5: 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) fossil fuels
(d) bio-mass.


Q6: Wood is a ________

(a) primary fuel
(b) seconadry fuel
(c) liquid fuel
(d) processed fuel


Q7: Which of the following is not an example of a bio-mass energy source?
(a) wood
(b) gobar-gas
(c) nuclear energy
(d) coal


Q8: The popular name of bio gas is
(a) Gobar gas
(b) Marsh gas
(c) Ethane gas
(d) Helium gas


Q9: The country of winds is
(a) India
(b) China
(c) Denmark
(d) Netherlands


Q10: Which of the following is the ultimate source of energy?

(a) water
(b) uranium
(c) sun
(d) fossil fuel



Answers:
1: (d) Carbon dioxide
2: (b) a cloudy day
3: (a) Methane
4: (c) Hydro power plant
5: (a) geothermal energy
6: (a) primary fuel
7: (c) nuclear energy
8: (a) Gobar gas
9: (c) Denmark
10: (c) sun

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