Which of the following is wrong?

  1. Delhi leads the country in its level of air pollution
  2. Delhi has more cars than the states of Gujrat and West Bengal put together
  3. In 1990s, Delhi ranked fourth among the 41 most polluted cities of the world
  4. PIL was filed in High court against the Air pollution in Delhi
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All the buses of Delhi were converted to run on CNG

  1. Before the orders of Supreme court
  2. By the end of 2002
  3. In 1990
  4. Under the act of environment in 1987
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CNG is better than petrol and diesel

  1. It burns more efficiently
  2. Is left unburnt in very little amount
  3. Cheaper
  4. All of these
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Problems with CNG as the only fuel for automobiles is

  1. Difficulty in laying down pipelines for the distribution of CNG
  2. Difficulty in ensuring uninterrupted supply
  3. Can be siphoned off by thieves
  4. Both A and B
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Which of the following is actually associated with CNG

  1. Cheaper
  2. Cannot be adulterated
  3. Burns more efficiently
  4. All of these
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Which of the following is not used for controlling air Pollution in Delhi?

  1. Phasing out of old vehicle
  2. Use of unleaded petrol
  3. Use of low sulphur petrol and diesel
  4. Use of electrostatic precipitator in Vehicles
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What does the more stringent norms for fuel mean?

  1. Reducing sulphur and aromatic content in petrol and diesel fuel
  2. Reducing lead in petrol
  3. Increasing CNG use
  4. All of these
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According to Euro III norms, Sulphur can be controlled at...a…... in diesel while to …b…... in petrol

  1. a-50 ppm
  2. a-150 ppm
  3. b-150 ppm
  4. a-200 ppm
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Aromatic hydrocarbons should be 42 per cent of the concerned fuel. This was according to

  1. Euro II Norms
  2. Euro III Norms
  3. Euro IV Norms
  4. Euro I Norms
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The goal according to roadmap is to reduce sulphur content to …….in petrol and diesel.

  1. 42 per cent
  2. 150 ppm
  3. 50 ppm
  4. 30 per cent
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