Advertisements
Advertisements
प्रश्न
Which of the following harmful radiation is absorbed by the ozone layer of the stratosphere?
पर्याय
X-ray
Visible light
Ultraviolet rays
Gamma rays
उत्तर
Ultraviolet rays
APPEARS IN
संबंधित प्रश्न
You have been selected to talk on 'ozone layer and its protection" in the school assembly on 'Environment Day.'
(a) Why should ozone layer be protected to save the environment?
(b) List any two ways that you would stress in your talk to bring in awareness amongst your fellow friends that would also help in protection of ozone layer as well as the environment.
Which radiations are absorbed by ozone layer?
What is ozone?
How is ozone formed in the upper atmosphere? State its importance. What is responsible for its depletion? Write one harmful effect of ozone depletion.
The chemicals leading to the formation of ozone holes.
Give balanced equations for formation of ozone molecules from oxygen molecules. What type of reaction takes place, during the formation.
Give reason for the following:
The formation of ozone involves a chemical reaction called photolysis.
The problem caused due to ozone hole is ______.
Gas A, found in the upper layers of the atmosphere, is a deadly poison but is essential for all living beings. The amount of this gas started declining sharply in the 1980s.
- Identify Gas A. How is it formed at higher levels of the atmosphere?
- Why is it essential for all living beings? State the cause for the depletion of this gas.
In 1987, an agreement was formulated by the United Nations Environment Programme (UNEP) to freeze the production of “X” to prevent the depletion of “Y”. “X” and “Y” respectively referred to here are ______.
