Environment Sustainable Economic Development CBSE Questions & Answers

Environment Sustainable Economic Development

This is Economics Class 11 Environment Sustainable Economic Development CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
CFC stands for
  • A
    Photo fluorocarbons
  • B
    Ultra fluorocarbons
  • C
    Chlorofluorocarbons
    Correct
  • D
    Hydro fluorocarbons
2
UV radiation seems responsible for (i) Skin cancer in humans (ii) Lower production of phytoplankton (iii) Influence the growth of terrestrial plants (iv) Decrease in cattle production. Options are
  • A
    I,III,IV
  • B
    I,II,III
    Correct
  • C
    I,II,IV
  • D
    II,III,IV
3
Ozone layer prevents most harmful wavelengths of ______ light from passing through the earth’s atmosphere
  • A
    Beta violet
  • B
    Ultraviolet
    Correct
  • C
    Gama violet
  • D
    None
4
Ozone depleting chemicals such as carbon tetrachloride, trichloroethane (also known as methyl chloroform), and bromine compounds known as
  • A
    Ultraviolet
  • B
    halons
    Correct
  • C
    None of these
  • D
    Montreal
5
The CPCB has identified ____ categories of industries which are significant polluters
  • A
    15
  • B
    17
    Correct
  • C
    12
  • D
    13
6
Example of overuse of environmental resources are
  • A
    Deforestation and Land degradation
    Correct
  • B
    Reforestation and Land up gradation
  • C
    None
  • D
    Both
7
Deforestation leads to
  • A
    air pollution
  • B
    biodiversity loss
  • C
    All of these
    Correct
  • D
    land degradation
8
The black soil of the Deccan Plateau is particularly suitable for cultivation of
  • A
    Cotton
    Correct
  • B
    Jute
  • C
    Maize
  • D
    Textile
9
India alone accounts for nearly ____ per cent of the world’s total iron-ore reserves
  • A
    30
  • B
    50
  • C
    40
  • D
    20
    Correct
10
The Chipko Movement, which aimed at protecting forest in the
  • A
    Karnataka
  • B
    Kerala
  • C
    Himalayas
    Correct
  • D
    Maharashtra
11
Which of the following factor not responsible for land degradation
  • A
    Shifting cultivation
  • B
    Improper crop rotation
  • C
    Unsustainable fuel wood and fodder extraction
  • D
    Gain of vegetation occurring due to deforestation
    Correct
12
The per capita forestland in the country is only
  • A
    0.08 hectare
    Correct
  • B
    0.82 hectare
  • C
    8.0 hectare
  • D
    0.80 hectare
13
Estimates of soil erosion show that soil is being eroded at a rate of ____ excess of the recharge capacity
  • A
    5.3
    Correct
  • B
    3.5
  • C
    4.3
  • D
    2.5
14
India supports approximately _____ per cent of the world’s human and ______ per cent of livestock population on a mere 2.5 per cent of the world’s geographical area
  • A
    26, 30
  • B
    16, 20
    Correct
  • C
    40, 60
  • D
    20, 15
15
CPCB stands for
  • A
    Country Pollution Control Bureau
  • B
    Country Pollution Contact Board
  • C
    Central Pollution Control Board
    Correct
  • D
    Central Pollution Contact Board