Test 25
General Science
English
Physics
Timer :
60
Your Score is
0
Correct Answer : + 1
Incorrect Answer : -0.25
Instructions
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The test consists of multiple-choice questions (MCQs).
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Each question has four options, out of which only one is correct.
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For each correct answer, one mark will be awarded.
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For each incorrect answer, 0.25 marks will be deducted.
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No marks will be given for unanswered questions.
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The test has a timer. If the time is up, your answers will be automatically submitted.
Q. 1
Ozone layer in the outer atmosphere helps us in
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Q. 2
Water is used in hot water bags because
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Q. 3
Water drops cannot stick to the oily surface due to
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Q. 4
Which of the following properties is generally found in non-metals?
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Q. 5
Match the following:
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Q. 6
Electrostatic precipitator is used to control
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Q. 7
A micron is equal to
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Q. 8
Persons suffering from myopia are advised to use
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Q. 9
A light year is a unit of
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Q. 10
An instrument that records earthquakes is
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Q. 11
Velocity of sound in air does not depend on
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Q. 12
A dynamo is used to convert
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Q. 13
Conversion of sound energy into electrical energy is done by
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Q. 14
A small gap is left at the joy of rails in a railway track to
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Q. 15
Which of the following criterion is used for any metal to be used as a cooking material?
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Q. 16
Least audible sound for most of the human ear is :
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Q. 17
Amount of water vapour (gaseous) in a given volume of air (cubic metre) is known as:
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Q. 18
When a running car stops suddenly, the passengers tend to lean forward because of:
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Q. 19
Which of the following is a good conductor of heat but bad conductor of electricity ?
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Q. 20
for which of the following substances, the resistance decreases with increase in temperature?
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