2081UPSC2008General ScienceEnglish
What is agent orange?
Show answerAnswer & explanation
Correct option: B — A weed-killing chemical used by the US military in the Vietnam War
Free · past papers · answers included
General Science MCQ practice free online · page 209
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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- 2082BPSC2000General ScienceEnglish
Which scientist has modified the ‘erosional cycle’?
Show answerAnswer & explanation
Correct option: B — Davis
- 2083UPPSC2010General ScienceEnglish
In fruits and vegetables, was emulsion is used for
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Correct option: B — Extension of storage life
- 2084UPSC1996General ScienceEnglish
Physico-chemical characteristics of water shows in water sources this changes is due to
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Correct option: C — Effluents
- 2085WBPSC2019General ScienceEnglish
Eutrophication of water body results from
Show answerAnswer & explanation
Correct option: D — High amounts of nitrogenous nutrients and orthophosphates
- 2086UPPSC2010General ScienceEnglish
Auxanometer is used
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Correct option: B — To measure the rate of growth
- 2087Manipur PSC2019General ScienceEnglish
A person of mixed European and Indian blood in Latin American is called
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Correct option: B — Mestizo
- 2088BPSC1994General ScienceEnglish
The age of most ancient mountain group is assessed by
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Correct option: D — Uranium-Lead process
- 2089UKPSC2006General ScienceEnglish
Carbon dating is used to determine the age of
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Correct option: A — Fossils
- 2090UPPSC2000General ScienceEnglish
The age of the tree, in years, can be ascertained by
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Correct option: C — The number of its annular rings
General Science practice — common questions
Page 209 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".