Contents

We live in …………
a) troposphere                    

b) mesosphere
c) thermosphere                  

d) atratosphere

a

The average height of troposphere from earths surface is about…………
a) 11km                                

b) 12km
c) 13 km                                               

d) 14 km

a

Troposphere heights depends upon …………
a) latitudes                                           

b) seasons
c) pressure                                            

d) all of these

d

 Almost all the……are present in troposphere.
a) dust particles                   

b) water vapors
c) both a & b                                       

d) none of these

c

All the weather phenomenon like………… takes place in troposphere.
a) cloud formation                             

b) wind, rainfall
c) snowfall                                           

d) all of these

d

Major components of the atmosphere are…
a) N2, O2                                

b) CO2
c) H2O vapours                   

d) all of these

d