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General Science MCQ practice free online · page 15

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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  1. 141RPSC2013General ScienceEnglish

    The most important property of nanomaterial is

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    Correct option: B — Friction

  2. 142UKPSC2010General ScienceEnglish

    Spherical form of raindrop is due to

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    Correct option: B — Surface tension

  3. 143TNPSC2018General ScienceEnglish

    The rain drops are spherical because

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    Correct option: C — The water has surface tension

  4. 144UPPSC2010General ScienceEnglish

    Oil spreads on water surface because

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    Correct option: D — Surface tension of oil is less than water

  5. 145UKPSC2010General ScienceEnglish

    Kerosene oil floats on water because

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    Correct option: B — Its density is less than the density of water

  6. 146UPPSC2014General ScienceEnglish

    Pressure inside a soap bubble is

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    Correct option: A — More than atmospheric pressure

  7. 147RPSC2007General ScienceEnglish

    If two bubbles of soap of different diameter come in contact with a tube, then what will happen?

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    Correct option: B — The smaller bubble will become smaller and bigger will become bigger

  8. 148UPPSC2017General ScienceEnglish

    The size of the Respirable Suspended Particulate Matter (R.S.P.M.) in air is

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    Correct option: D — less than 5μm (micron)

  9. 149UPSC2007General ScienceEnglish

    Four wires of same material and dimensions as mentioned below are stretched by a load of same magnitude separately. Which one of them will be elongated maximum?

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    Correct option: C — Wire of 3 m length and 1.5 mm diameter

  10. 150UPSC1999General ScienceEnglish

    For which one of the following capillarity is not the only reason?

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    Correct option: D — Rising of water from the roots of a plant to its foliage

General Science practice — common questions

Page 15 of this set has 10 questions on it.

Are these General Science questions free to practise?
Yes. Every question on this page is free and needs no account. Create a free account only if you want your progress saved.
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".