581Mizoram PSC2017Environment & EcologyEnglish
Which of the following is not a water pollutant?
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Correct option: D — Sulphur dioxide
Free · past papers · answers included
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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- 582UPPSC2015Environment & EcologyEnglish
The problem of water pollution with Arsenic is maximum in
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Correct option: D — West Bengal
- 583Meghalaya PSC2019Environment & EcologyEnglish
Chernobyl accident is related with
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Correct option: A — Nuclear accident
- 584UPPSC2009Environment & EcologyEnglish
The most toxic metal pollutant of automobile exhaust is
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Correct option: B — Lead
- 585UPPSC2009Environment & EcologyEnglish
The most polluted city of India is
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Correct option: A — Ankleshwar
- 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
- 587UPPSC2012Environment & EcologyEnglish
Which of the following rivers is called ‘biological desert’ on account of its pollutants?
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Correct option: C — Damodar
- 588UPPSC2010Environment & EcologyEnglish
Which of the following is used as an adulterant of a mustard seed?
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Correct option: A — Argimon seed
- 589UPPSC2013Environment & EcologyEnglish
Which one of the following is used to clean polluted environment?
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Correct option: B — Rain
- 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".