Advertisements
Advertisements
Question
Why is it said that the ozone layer is a protective shell of the earth?
Advertisements
Solution
The ozone layer acts as a protective layer for life on earth because it absorbs harmful ultraviolet radiation from the sun. These radiations, if they reach the Earth’s surface, can cause skin cancer.
RELATED QUESTIONS
Why should we use natural resources properly and judiciously? Explain your views.
How is the issue of sustainability important for development? Explain with examples.
The layer of ozone gas absorbs ______ rays that come from the sun to the earth.
Match the following.
| Group ‘A’ | Group ‘B’ |
| (1) Carbon dioxide | (a) Generation of soil |
| (2) Oxygen | (b) Rain |
| (3) Water vapour | (c) Plants and food production |
| (4) Microbes | (d) Combustion |
Answer in your own words.
Why are air, water, and land considered to be valuable natural resources?
What factors influence the formation of soil?
What are the purposes for which land is used?
Write the short note on natural resources.
Which of the following cities does not have international airport?
Write a note on mineral resources in Tamil Nadu.
