901UPPSC2015General ScienceEnglish
CNG is
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Correct option: A — Compressed Natural Gas
Free · past papers · answers included
General Science MCQ practice free online · page 91
Questions from RRB, NTPC, Group D and JE past papers. Tap an option to check it instantly — every question shows the correct answer, and most carry the explanation the paper gave.
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- 902UPPSC2005General ScienceEnglish
CNG used in automobiles to check pollution mainly consists of
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Correct option: A — CH₄
- 903CGPSC2016General ScienceEnglish
Which is main component of natural gas?
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Correct option: A — Methane
- 904Arunachal PSC2015General ScienceEnglish
Gasohol is
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Correct option: A — Ethyl alcohol + Petrol
- 905UPPSC2016General ScienceEnglish
Gasohol is a mixture of
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Correct option: B — Gasoline and Ethanol
- 906UPPSC1998General ScienceEnglish
To avoid ‘knocking’ of the engine of a car, which one of the following is used as anti-knocking agent?
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Correct option: C — Lead Tetra Ethyl
- 907UPPSC1996General ScienceEnglish
Tetraethyl Lead (TEL) is added to petrol
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Correct option: C — To increase its anti-knocking rating
- 908UPSC1997General ScienceEnglish
Which one of the following is used as an anti-freeze for the automobile engines?
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Correct option: D — Ethylene glycol
- 909UPPSC1992General ScienceEnglish
Diesel used in heavy vehicles for
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Correct option: C — High power and financially secure
- 910UPPSC2008General ScienceEnglish
Hydrogen gas can be conveniently used as a fuel for running vehicles if it is absorbed at very low temperature by a substance only to be released at the temperature generated by the exhaust. What is the substance found in India?
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Correct option: A — Hydride
General Science practice — common questions
Page 91 of this set has 10 questions on it.
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Where do these General Science MCQs come from?
They are taken from official past papers of Indian government recruitment exams such as RRB NTPC, RRB Group D and RRB JE, and each question keeps a reference to the exam it appeared in.
Are the questions available in Hindi?
Yes. Many papers are set in both languages, so a large share of these questions are available in Hindi. Use the language filter at the top of the page.
Do the questions show answers and explanations?
Every question shows the correct option. Where the source paper included a worked solution, the explanation is shown under "Show answer".