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प्रश्न
Radon is used in decorative lights.
विकल्प
True
False
MCQ
सत्य या असत्य
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उत्तर
This statement is False.
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
संबंधित प्रश्न
The layer of ozone gas absorbs ______ rays that come from the sun to the earth.
Why is it said that the ozone layer is a protective shell of the earth?
What will happen if microbes in the soil get destroyed?
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 |
Name the following.
Constituents of the biosphere
What steps taken for the protection and conservation of natural resources?
What is the use of the following resource?
Animals
What are the uses of minerals?
Which of the following cities does not have international airport?
Enumerate any five positive actions you have taken in the past week to contribute to the conservation of our natural resources.
