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प्रश्न
State two effects of ozone depletion.
उत्तर
Effects of ozone depletion:
- UV rays of the Sun reach Earth and cause sunburn, premature ageing of the skin and skin cancer.
- The UV radiation can also damage several parts of the eyes, including the lens, cornea, retina, and conjunctiva.
संबंधित प्रश्न
Ozone depletion is occurring widely in the stratosphere; it leads to an ozone hole caused mainly due to ______.
The depletion of ozone layer in the upper atmosphere is mainly due to the emission of :
(a) unburnt hydrocarbons
(b) chlorofluorocarbons
(c) greenhouse gases
(d) ultraviolet radiations
O2 is converted into O3 by the action of :
(a) infrared radiations
(b) ultraviolet radiations
(c) gamma radiations
(d) cosmic radiations
Fill in the Blanks:
The ______ is the layer of the atmosphere that contains the protective ozone layer
Ozone is abundant in this layer. Ozone heats this layer as it absorbs from incoming ultraviolet radiation from the sun:
What is an ozone layer. State the distribution of the ozone layer in the stratosphere.
Give balanced equations for formation of ozone molecules from oxygen molecules. What type of reaction takes place, during the formation.
Name or state the following:
The atom which reacts with oxygen to form ozone.
State the essential function performed by ozone at the higher levels of the atmosphere.
World Ozone day is celebrated on ______.
