321UPPSC2009General ScienceEnglish
When soggy biscuits are kept inside the fridge for sometime they become crisp because
Show answerAnswer & explanation
Correct option: B — Humidity inside the fridge is low and extra moisture is absorbed
Free · past papers · answers included
General Science MCQ practice free online · page 33
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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- 322UPPSC1994General ScienceEnglish
When a glass rod is placed in steam, its length increases but its width
Show answerAnswer & explanation
Correct option: C — Increases
- 323UPSC1993General ScienceEnglish
Consider the figures of a metal ball and a metal ring given below. The metal ball can just pass through the hole of a metal ring formed out of a strip. When the ball is heated it gets stuck. But when the metal is heated
Show answerAnswer & explanation
Correct option: A — The ball can still pass through the ring as diameter expands on heating
- 324MPSC2016General ScienceEnglish
In winter you touch a log of wood and a rod of iron, you will feed rod of iron is colder because
Show answerAnswer & explanation
Correct option: B — In comparison to wood, iron is good conductor of heat
- 325JPSC2003General ScienceEnglish
If the temperature of air increases, how would it affect its ability to assume water vapour?
Show answerAnswer & explanation
Correct option: B — Increase
- 326BPSC1995General ScienceEnglish
In the night wind blows fast, dew is not formed because
Show answerAnswer & explanation
Correct option: A — Rate of evaporation is fast
- 327UPPSC2007General ScienceEnglish
Which of the following statements is not true?
Show answerAnswer & explanation
Correct option: B — Air-conditioner and Air-cooler both maintain humidity
- 328UPPSC2011General ScienceEnglish
What does an air conditioner installed in a room control?
Show answerAnswer & explanation
Correct option: B — Humidity and temperature only
- 329RPSC2012General ScienceEnglish
The cooling by a desert cooler is based on
Show answerAnswer & explanation
Correct option: C — Evaporative cooling
- 330BPSC2005General ScienceEnglish
Cooling is done by
Show answerAnswer & explanation
Correct option: B — Release of compressed gas
General Science practice — common questions
Page 33 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".