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प्रश्न
______ percentage of nitrogen is present in the air.
पर्याय
78.09%
74.08%
80.07%
76.63%
MCQ
रिकाम्या जागा भरा
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उत्तर
78.09% percentage of nitrogen is present in the air.
shaalaa.com
Major Hazards in India
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संबंधित प्रश्न
Oxides of Nitrogen are _______ pollutants which affect the human beings.
Match the following
| List I | List II |
| 1. Primary pollutant | Terrorism |
| 2. Hazardous waste | Tsunami |
| 3. Earthquake | Outdated drugs |
| 4. Meteorological drought |
Oxides of Sulphur |
| 5. Human induced hazard |
Reduction in rainfall |
Define the earthquake.
list out the effects of the earthquake.
The areas that receive an annual rainfall of less than ______ are the drought zone regions of India.
During Cyclonic the wind speed may reach upto ______ km and rainfall may record up to ______ cm.
The gas used for Photosynthesis is ______.
Presence of steep slope and heavy rainfall are the major causes of ______.
______ the wastes resulting from ordnance manufacturing and some industrial gases.
List out any four major causes of water pollution in India.
