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Environment & Ecology MCQ practice free online · page 59

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. 581Mizoram PSC2017Environment & EcologyEnglish

    Which of the following is not a water pollutant?

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    Correct option: D — Sulphur dioxide

  2. 582UPPSC2015Environment & EcologyEnglish

    The problem of water pollution with Arsenic is maximum in

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    Correct option: D — West Bengal

  3. 583Meghalaya PSC2019Environment & EcologyEnglish

    Chernobyl accident is related with

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    Correct option: A — Nuclear accident

  4. 584UPPSC2009Environment & EcologyEnglish

    The most toxic metal pollutant of automobile exhaust is

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    Correct option: B — Lead

  5. 585UPPSC2009Environment & EcologyEnglish

    The most polluted city of India is

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    Correct option: A — Ankleshwar

  6. 586UPPSC2010Environment & EcologyEnglish

    Which was the seasonal factor responsible for intense cold in Northern India in January, 2012?

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    Correct option: C — La Nina

  7. 587UPPSC2012Environment & EcologyEnglish

    Which of the following rivers is called ‘biological desert’ on account of its pollutants?

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    Correct option: C — Damodar

  8. 588UPPSC2010Environment & EcologyEnglish

    Which of the following is used as an adulterant of a mustard seed?

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    Correct option: A — Argimon seed

  9. 589UPPSC2013Environment & EcologyEnglish

    Which one of the following is used to clean polluted environment?

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    Correct option: B — Rain

  10. 590UPPSC2015Environment & EcologyEnglish

    Cigarette smoke contains

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    Correct option: C — Carbon monoxide and benzene

Environment & Ecology practice — common questions

Page 59 of this set has 10 questions on it.

Are these Environment & Ecology 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 Environment & Ecology 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".