Home
Class 11
CHEMISTRY
Selecte the correct statement (s) about ...

Selecte the correct statement (s) about stratosphere.

A

Temperature increases slowly from `220` to `270K`

B

Supersonic aircrafts fly in the lower region of the stratosphere

C

both (a) and (b) are correct

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
C

(a) temperature in the layer of air from `10` to `40 km` increase slowly from `220K` to `270K`- correct.
Promotional Banner

Topper's Solved these Questions

  • ENVIRONMENTAL CHEMISTRY

    A2Z|Exercise Section B - Assertion Reasoning|14 Videos

  • ENVIRONMENTAL CHEMISTRY

    A2Z|Exercise AIPMT/NEET Questions|10 Videos

  • CLASSIFICTION, PURIFICATION AND NOMENCLATURE OF ORGANIC COMPOUNDS

    A2Z|Exercise Section D - Chapter End Test|30 Videos

  • HYDROCARBONS

    A2Z|Exercise Section D - Chapter End Test|30 Videos

Similar Questions

Explore conceptually related problems

Select the correct statement (s) .

Select the correct statement (s) .

Select the correct statement (s)

Select the correct statement (s) .

Select the correct statement (s)

Select the correct statement (s) .

A2Z-ENVIRONMENTAL CHEMISTRY-Section D - Chapter End Test
  1. Selecte the correct statement (s) about stratosphere.

    Text Solution

    |

  2. When polluted air is scrubbed with H(2)SO(4) solution,

    Text Solution

    |

  3. Negative soil pollutant is

    Text Solution

    |

  4. Which of the following chemical, harmful to ozone , released by chloro...

    Text Solution

    |

  5. Which of the following statement about sewage treatment is false?

    Text Solution

    |

  6. Oxides of sulphur and nitrogen can be removed by scrubbing with

    Text Solution

    |

  7. Which of the following in not an example of green chemistry?

    Text Solution

    |

  8. Which of the following is the coldest region of atmosphere

    Text Solution

    |

  9. Most hazardous metal pollutant of automobile exhausts is :

    Text Solution

    |

  10. NO and H(2)S both the pollutants of air. NO is H(2)S remover while H(2...

    Text Solution

    |

  11. The region which is greatly affected by air pollution is

    Text Solution

    |

  12. Classical smog occurs in places of :

    Text Solution

    |

  13. Which of the following is not a herbicide?

    Text Solution

    |

  14. Which of the following is not involved in the formation of photochemic...

    Text Solution

    |

  15. Which is not the constituent of photochemical smog?

    Text Solution

    |

  16. DDT is

    Text Solution

    |

  17. Smog can be controlled by

    Text Solution

    |

  18. Domestic waste mostly constitute:

    Text Solution

    |

  19. The gas leaked from a stronge tank of the Union Carbide plant in Bhopa...

    Text Solution

    |

  20. Which is not correct statement for classical smog?

    Text Solution

    |

  21. Which of the following is the primary precursor of photochemical smog?

    Text Solution

    |