State the cause of depletion of ozone layer

CBSE Class 12 CBSE Class 12 Biology
,
1

a. State the cause of depletion of ozone layer.
b. Specify any two ill-effects that it can cause in the human body.

2
  1. UV radiations acts upon CFCs releasing Cl atoms degrade ozone.
  2. Ageing of skin/ skin cancer, inflammation of cornea / snowblindness / cataract / permanently damaged cornea.