Home
Class 12
BIOLOGY
At present, the concentration of CO(2) i...

At present, the concentration of `CO_(2)` in the atmosphere is about:

A

100 ppm

B

240 ppm

C

380 ppm

D

520 ppm

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • ENVIRONMENTAL ISSUES

    AAKASH INSTITUTE|Exercise ASSIGNMENT SECTION D|15 Videos

  • ENVIRONMENTAL ISSUES

    AAKASH INSTITUTE|Exercise ASSIGNMENT SECTION B|35 Videos

  • ECOSYSTEM

    AAKASH INSTITUTE|Exercise Section - D (Assertion - Reasion Type questions)|15 Videos

  • EVOLUTION

    AAKASH INSTITUTE|Exercise TRY YOURSELF|29 Videos

Similar Questions

Explore conceptually related problems

The cencentration of CO_(2) in the atmosphere is approximately

What is the concentration of gaseous CO_(2) in the atmosphere?

The correct percentage of CO_(2) in atmosphere is

The excess of CO_(2) in the atmosphere is absorbed by

Assertion: Higher concentration of CO_(2) in atmosphere is causing global warming. Reason: Excessive CO_(2) depletes ozone layer.

Assertion : Higher concentration of CO_2 in atmosphere is causing global warming. Reason : This is due to greenhouse effect.

For an average exposure of 8 hours per day the maxium permissible concentration limit of CO in the atmosphere is

AAKASH INSTITUTE-ENVIRONMENTAL ISSUES-ASSIGNMENT SECTION C
  1. Which of the following is not used for disinfection of drinking water?

    Text Solution

    |

  2. Which of the following organism is likely to have more concentration o...

    Text Solution

    |

  3. Climate of the world is threatened by

    Text Solution

    |

  4. Which of the following contribute to green house effect?

    Text Solution

    |

  5. The true statement about "greenhouse effect" is that it is caused by:

    Text Solution

    |

  6. Country contributed maximum to hole formation in ozone layer is

    Text Solution

    |

  7. In the coming years, skin related disorders will be more common due to...

    Text Solution

    |

  8. Ozone hole is maximum over

    Text Solution

    |

  9. The supersonic jets cause pollution by thinning of:

    Text Solution

    |

  10. If there was no carbon dioxide in the Earth's atmosphere, the temperat...

    Text Solution

    |

  11. Which important green house gas other than methane is being produc...

    Text Solution

    |

  12. Green house effect refers to

    Text Solution

    |

  13. Maximum green house gases are released by which of the following count...

    Text Solution

    |

  14. Warm ocean surge or Peru current that recurs after 5-8 years in East p...

    Text Solution

    |

  15. The second commitment period for kyoto protocol was decided at

    Text Solution

    |

  16. At present, the concentration of CO(2) in the atmosphere is about:

    Text Solution

    |

  17. MIC and Chernobyl tragedies occurred at:

    Text Solution

    |

  18. In 1984, Bhopal gas tragedy was caused due to leakage of

    Text Solution

    |

  19. In 1984 the Bhopal gas tragedy took place because methyl isocyanate re...

    Text Solution

    |

  20. Which of the following is the main factor of desertification?

    Text Solution

    |