UV rays is higher in summer as………………
a) during summer, ozone is more in the atmosphere
b) sun is busy in summer specially
c) sun is closer to planet earth so UV rays have a shorter distance to travel and reach us
d) none of the above
This is a major risk linked with extreme ultraviolet rays through the atmosphere as a result of ozone layer depletion
a) neurological disorder
b) digestive system gets damaged
c) increased liver cancer
d) increased skin cancer
Following form(s) of oxygen is/are involved in ozone-oxygen cycle
a) triatomic oxygen (O3)
b) diatomic oxygen (O2)
c) atomic oxygen (O)
d) all of these
Main cause of ozone holes and its
depletion is
a) propellants
b) foam-blowing agents
c) halocarbon refrigerants
d) all of these
The movement of air over the surface of earth is called……….
a) air
b) Wind
c) air pressure
d) none
Which of the following is used to show the direction of the wind?
a) Anemometer
b) Wind Vane
c) Temperature
d) Rain Gauge