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प्रश्न
In the following statement, the underlined words are jumbled up. Write them in their correct form.
Whenever harmful substances such as wagese, toxic chemicals, silt, etc get mixed with water, the water becomes potdulle.
उत्तर
Whenever harmful substances such as sewage, toxic chemicals, silt, etc get mixed with water, the water becomes polluted.
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संबंधित प्रश्न
What do you mean by global warming?
List two major harmful effects of the following:
Too much gaseous exhausts containing CO2 and SO2.
What is the effects of global warming?
Fill in the blank:
______ is a major cause of climate change.
Match the Columns:
| Column A | Column B |
| 1. Ozone depletion | a. GHG |
| 2. Methane | b. Disappearance of habitat |
| 3. Deforestation | c. UV rays from the sun |
| 4. Fossil fuel | d. CFCs |
| 5. Global warming | e. comes from cattle |
State some anthropogenic (man-made) causes of global warming.
Give balanced equation for the following conversion [one or two steps].
Nitrogen to nitrogen dioxide – in an internal combustion engine.
Define global warming.
Incomplete combustion of fuel such as petrol and diesel gives
