Home
Class 12
BIOLOGY
The thickness of ozone is a column o...

The thickness of ozone is a column of air from the ground to the the top of the atmosphere is measured in terms of .

A

Decibel units

B

Pascal units

C

Sved berg units

D

Dobson units

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • ENVIRONMENTAL ISSUES

    NEW JOYTHI PUBLICATION|Exercise CBSE CORNER|8 Videos
  • ENVIRONMENTAL ISSUES

    NEW JOYTHI PUBLICATION|Exercise CONTINUOUS EVALUTION (PROJECT)|2 Videos
  • ENVIRONMENTAL ISSUES

    NEW JOYTHI PUBLICATION|Exercise QUESTIONS FROM PREVIOUS HSE|10 Videos
  • ECOSYSTEM

    NEW JOYTHI PUBLICATION|Exercise Continuous Evaluation (Project)|2 Videos
  • EVOLUTION

    NEW JOYTHI PUBLICATION|Exercise Previous Year Competitive Exam Questions(MCQs)|50 Videos

Similar Questions

Explore conceptually related problems

The 'thickness' of Stratospheric Ozone layer is measured in/on:

the angle of elevation of the top of a tower at a point on the ground 50m away from the foot of the tower is 45^(@) . Then the height of the tower ( in meters ) is ………. .

The angle of elevation of the top of a hill at a point on the ground 130 m away from the foot of the tower is 45^(@) . Then the height of the tower ( in meter ) is .........

A statue 1.6 m tall stands on the top of a pedestal. From a point on the ground, the angle of elevation of the top of the statue is 60^(@) and from the same point angle of elevation of the top of the pedestal is 40^(@) . Find the height of the pedestal. (tan40^(@)=0.8931, sqrt(3)=1.732)

Water falls from the top of a hill to the ground. Why?

A circus artist is climbing a 20m long rope, which is tightly stretched and tied from the top of a vertical pole to the ground. Find the height of the pole, if the angle made by the rope with the ground level is 30^(@) ( see figure ).

A 2 m ladder leans against a vertical wall. If the top of the ladder begins to slide down the wall at the rate 25 cm/s, then the rate (in cm/s) at which the bottom of the ladder slides away from the wall on the horizontal ground when the top of the ladder is 1 m above the ground is

NEW JOYTHI PUBLICATION-ENVIRONMENTAL ISSUES -PREVIOUS ENTRANCE EXAM CORNER
  1. Ozone saves the biosphere by absorbing the high energy radiation ca...

    Text Solution

    |

  2. The shifting cultivation method called jhum belongs to the category of

    Text Solution

    |

  3. Which one of the following is not a device used to control a partic...

    Text Solution

    |

  4. Which Act was formulated in the year 1986?

    Text Solution

    |

  5. Which of the following strategy is not a correct approach to red...

    Text Solution

    |

  6. Which of the following group of gases cause photochemical smog ?

    Text Solution

    |

  7. Blue - baby syndrome is caused by .

    Text Solution

    |

  8. Which of the following is not properly matched ?

    Text Solution

    |

  9. Gaseous pollutants can be controlled by

    Text Solution

    |

  10. It is estimated that out of the total global warming the relative co...

    Text Solution

    |

  11. The amount of freshwater of the earth frozen as polar or glacial ice...

    Text Solution

    |

  12. Mercury pollution causes.

    Text Solution

    |

  13. The percentage of forest cover recommended by the National Forest Pol...

    Text Solution

    |

  14. Which one of the following is not a renewable , exhaustible natural...

    Text Solution

    |

  15. Which one of the following is not an air pollutant ?

    Text Solution

    |

  16. Which one of the following is a most efficient device to eliminat...

    Text Solution

    |

  17. Which of the following are true ? (i) Benzene hexachloride is a ...

    Text Solution

    |

  18. One green house gas contributes 14% of total global warming and anothe...

    Text Solution

    |

  19. Increase in concentration of toxicant at successive trophic levels is ...

    Text Solution

    |

  20. The thickness of ozone is a column of air from the ground to the ...

    Text Solution

    |