Second layer of Earth’s atmosphere is__________?

Related Mcqs:

1. Ozone layer prevents ______________ radiation from entering the atmosphere?

   A. Infra-red
   B. Ultraviolet
   C. X-rays
   D. Gamma rays
   E. None of these

2. what is the height of The atmosphere layer mesosphere?

   A. 85 km
   B. 50 km
   C. 40 km
   D. 10 km

   Submitted by: Rehana Mallah

3. In which layer of atmosphere does commercial aircrafts usually fly?

   A. Stratosphere
   B. Troposphere
   C. Mesosphere
   D. Thermosphere

   Submitted by: Kashif Ashraf

4. Which layer of the atmosphere reflects radio waves back to the earth’s surface?

   A. Troposphere
   B. Stratosphere
   C. Ozone layer
   D. Ionosphere

   Submitted by: Aamir Hussain Laghari

5. Which layer of the atmosphere lies close to the earth?

   A. Stratosphere
   B. Mesosphere
   C. Troposphere
   D. Thermosphere

   Submitted by: Ali Mallah

6. __________ is the lowest layer of the atmosphere.

   A. Stratosphere
   B. Mesosphere
   C. Troposphere
   D. Thermosphere

   Submitted by: Muhammad Abdullah

7. The coldest region of the Earth’s atmosphere is__________?

   A. Exosphere
   B. Thermosphere
   C. Stratopause
   D. Mesopause

   Submitted by: Fida Ur Rasool

8. One of the main function of the earth’s ozone layer is to ?

   A. Prevent global warming
   B. Filter out ultraviolet rays
   C. Absorb pollution
   D. All of the above

9. Composition of Ozone layer?

   A. O1
   B. O2
   C. O3
   D. O4

   Submitted by: Hasnain Ali

10. Which is the New & Most Important Culprit damaging the ozone Layer?

    A. Carbon Dioxide
    B. Chlorofluoro Carbons
    C. Nitrous Oxide 
    D. Carbon Monoxide

    Submitted by: Shahbaz Jiskani