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Biology

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Biology

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CBSE Gujarat Board Haryana Board

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Class 10 Class 12

Chipko movement was launched for the protection of 

  • grasslands

  • forests

  • livestock

  • Wet lands


B.

forests

In 1973, the chipko Movement (chip koa means to hug or stick to ) was launched by Chandi Prashad Bhatt and Sunder Lal Bahuguna against large-scale felling of trees by timber contractors in the Uttarakhand hills. The starting point was Chamoli district of Garhwal region in Uttarakhand.

In 1973, the chipko Movement (chip koa means to hug or stick to ) was launched by Chandi Prashad Bhatt and Sunder Lal Bahuguna against large-scale felling of trees by timber contractors in the Uttarakhand hills. The starting point was Chamoli district of Garhwal region in Uttarakhand.

506 Views . 11 Shares

Which of the following pollutants is not produced by exhaust of motor vehicles ?
  • CO
  • Hydrocarbon
  • Fly-ash
  • NO

C.

Fly-ash
711 Views . 5 Shares

Ozone depletion will cause :
  • Forest fire
  • Pneumonia
  • Increased incidence of skin cancer
  • None of these

C.

Increased incidence of skin cancer
560 Views . 5 Shares

In the scrubber in the electrostatic precipitator the gases are passed through :
  • filter
  • lime
  • spray of water
  • both 2 and 3

D.

both 2 and 3
997 Views . 6 Shares

What is the term for the inflammation of cornea due to high absorption of UV-B radiation :
  • myopia
  • snow blindness
  • biomagnification
  • None of the above

B.

snow blindness
695 Views . 11 Shares

The meaning of BOD is :
  • Bacterial oxygen demand
  • Biological optimum density
  • Biochemical oxygen demand
  • Bioorganisation decay

C.

Biochemical oxygen demand
687 Views . 4 Shares

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