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MCQ 16.Environmental Issues / अध्याय : पर्यावरण के मुद्दे

MCQ Test ( Pick Most appropriate One )

  • Q:1

    A rain is called acid rain when its pH is

  • A
    Less than 2
  • B
    Less than 7
  • C
    Less than 5.6
  • D
    Less than 4.6
  • Q:2

    _________is a mutagenic pollutant.

  • A
    Resins
  • B
    Nitrogen oxides
  • C
    Organophosphates
  • D
    Chlorinated hydrocarbons
  • Q:3

    Brown air causes heart and lung problems and they are carcinogenic. They are caused by

  • A
    Sulphur dioxide
  • B
    Nitrogen oxide
  • C
    Carbon monoxide
  • D
    Nitric acid
  • Q:4

    Substance which is not degraded by microorganisms is

  • A
    Paper
  • B
    Wood
  • C
    Plastic
  • D
    Vegetables
  • Q:5

    Some times secondary pollutants like ozone, PAN (Peroxyacetyl nitrate), HNO3, H2SO4 formed from primary pollutants are more toxic than primary pollutants. This phenomenon of increased toxicity in pollutants is called

  • A
    Eutrophication
  • B
    Green house effect
  • C
    Synergism
  • D
    Biomagnification
  • Q:6

    Ozone day is celebrated on

  • A
    September, 16
  • B
    April, 21
  • C
    December, 25
  • D
    January, 30
  • Q:7

    Slash and burn agriculture is a characteristic of

  • A
    Organic farming
  • B
    Jhum cultivation
  • C
    Desertification
  • D
    Reforestation
  • Q:8

    Which one of the following does not contribute to Green House Effect?

  • A
    Oxygen
  • B
    Carbon dioxide
  • C
    Methane
  • D
    Nitrous oxide
  • Q:9

    Rise of atmospheric temperature because of high concentrations of carbon dioxide is known as

  • A
    Biomagnifications
  • B
    Greenhouse effect
  • C
    Ecotone
  • D
    Pollution
  • Q:10

    ______________is the most commonly used method to remove particulate matter from the environment.

  • A
    Electrostatic precipitator
  • B
    Scrubber
  • C
    Catalytic converter
  • D
    Fragmentor