231UPSC2009General ScienceEnglish
Which one among the following has the highest energy?
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Correct option: A — Blue light
Free · past papers · answers included
General Science MCQ practice free online · page 24
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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- 232RPSC2007General ScienceEnglish
The Sun is visible to us a few minutes before the actual sunrise because of
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Correct option: D — Refraction of light
- 233UPPSC2008General ScienceEnglish
The Sun and the Moon appear elliptical near the horizon because of
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Correct option: A — Refraction
- 234UPPSC2013General ScienceEnglish
Photosynthesis using the invisible part of the Sunlight is done by some
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Correct option: C — Bacteria
- 235UPPSC2013General ScienceEnglish
Red light is used in traffic signals because
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Correct option: A — It has the longest wavelength
- 236UPPSC2013General ScienceEnglish
The Sky appears blue due to
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Correct option: A — Blue colour is scattered most
- 237UKPSC2005General ScienceEnglish
Sky is blue because
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Correct option: B — Short waves are scattered more than long waves by atmosphere
- 238UPPSC2011General ScienceEnglish
Red light signal is used as a danger signal because
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Correct option: A — Red light is scattered least
- 239UPPSC2015General ScienceEnglish
Blue colour of the sky is due to
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Correct option: A — Scattering of light
- 240UPPSC1992General ScienceEnglish
The Sun appears red during Sunset
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Correct option: B — Scattering of light
General Science practice — common questions
Page 24 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".