601UPPSC2013Environment & EcologyEnglish
To meet Euro-II emission standards, what should be the sulphur content in the ultra low sulphur diesel?
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Correct option: A — 0.05 % or less than this
Free · past papers · answers included
Environment & Ecology MCQ practice free online · page 61
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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- 602RPSC1999Environment & EcologyEnglish
Euro Norms place limits on the amount of an emission of gas in automobiles. The gas is
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Correct option: B — Carbon monoxide
- 603RPSC1994Environment & EcologyEnglish
Carbon monoxide, emitted by vehicles which turn to carbon dioxide by the catalyst converter, whose ceramic disc is controlled by
Show answerAnswer & explanation
Correct option: D — Palladium
- 604UPPSC2010Environment & EcologyEnglish
Which megacity of India generates the largest soild waste per capita annually?
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Correct option: C — Delhi
- 605UPSC2011Environment & EcologyEnglish
There is a concern over the increase in harmful algal blooms in the sea-waters of India. What could be the causative factors for this phenomenon? 1. Discharge of nutrients from the estuaries. 2. Run-off from the land during the monsoon. 3. Upwelling in the seas. Select the correct answer using the code given below.
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Correct option: D — 1, 2 and 3
- 606UPPSC2004Environment & EcologyEnglish
Assertion (A): During winter, air pollution in Delhi reaches to the maximum level. Reason (R): Combustion process in motor vehicles increases during winter.
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Correct option: C — (A) is true, but (R) is false
- 607UPPSC2012Environment & EcologyEnglish
Match List-I with List-II and select the correct answer using the code given below the lists. List-I (Air Pollutant) (a) Asbestos dust (b) Lead (c) Mercury (d) Carbon monoxide List-II (Part affected) 1. Brain 2. Stomach 3. Lung 4. Blood stream
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Correct option: B — a-3, b-1, c-2, d-4
- 608UPPSC2008Environment & EcologyEnglish
Match List-I with List-II and select the correct answer using the code given below the lists. List-I (Pollutants) (a) Carbon monoxide (b) Oxides of nitrogen (c) Soil particles (d) Lead List-II (Effects) 1. Damage to liver and kidney 2. Cancer 3. Ailment related to breathing 4. Central nervous system
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Correct option: C — a-1, b-2, c-3, d-4
- 609UPSC2014Environment & EcologyEnglish
Which of the following are some important pollutants released by the steel industry in India? 1. Oxides of sulphur 2. Oxides of nitrogen 3. Carbon monoxide 4. Carbon dioxide Select the correct answer using the code given below.
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Correct option: D — 1, 2, 3 and 4
- 610UPPSC2011Environment & EcologyEnglish
Which of the following countries suffer from the acid rains? 1. Canada 2. France 3. Norway 4. Germany Select the correct answer from the code given below.
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Correct option: B — 1 and 3
Environment & Ecology practice — common questions
Page 61 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".