931UPPSC2004General ScienceEnglish
Milk openly placed for sometime becomes sour due to
Show answerAnswer & explanation
Correct option: B — Lactic acid
Free · past papers · answers included
General Science MCQ practice free online · page 94
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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- 932UPPSC2012General ScienceEnglish
Which one of the following acids is present in sour milk products?
Show answerAnswer & explanation
Correct option: D — Lactic acid
- 933RPSC2008General ScienceEnglish
Which one of the following acids, is formed during the change of milk into curd?
Show answerAnswer & explanation
Correct option: D — Lactic acid
- 934RPSC2010General ScienceEnglish
Curd making is an ancient ‘Biotechnological’ process involving
Show answerAnswer & explanation
Correct option: A — Bacteria
- 935Arunachal PSC2019General ScienceEnglish
Which one of the following fruits is most suitable for jelly making?
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Correct option: C — Gauva
- 936OPSC2019General ScienceEnglish
Organic food is supposed to be better for us because it
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Correct option: D — is grown without the use of artificial fertilizers and pesticides
- 937TNPSC2019General ScienceEnglish
What is detergent?
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Correct option: D — Refining agent
- 938Tripura PSC2019General ScienceEnglish
Which one of the following is used in the manufacture of soaps?
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Correct option: A — Vegetable oil
- 939BPSC2016General ScienceEnglish
Soap removes grease by
Show answerAnswer & explanation
Correct option: C — Emulsification
- 940UPPSC1997General ScienceEnglish
Assertion (A): Detergent easily removes oil and dirt from dirty garments. Reason (R): Detergent increases the surface tension of water.
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Correct option: C — (A) is true, but (R) is false
General Science practice — common questions
Page 94 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".