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प्रश्न
State whether the following statement is ‘true’ or ‘false’. If false write the correct statement.
Carbon dioxide, water vapour and energy in the form of heat are evolved during respiration.
विकल्प
True
False
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उत्तर
True.
संबंधित प्रश्न
Complete and balance the following chemical equation.
CaO + H2O → ____________
Give reason:
Mountaineers and divers carry oxygen cylinders with them.
Fill in the blank
The supporter of combustion in air is _____.
State the utility of oxygen for respiration in living organisms
Complete the statement given below by filling in the blank with the correct word from the words given
___________is an example of a pollutant present in the air.
List out the uses of carbon dioxide.
Match the following.
| Nitrogen | Respiration in living animals |
| Oxygen | Fertilizer |
| Carbon dioxide | Refrigerator |
| Dry ice | Fire extinguisher |
How do astronauts breathe when they go beyond the earth’s atmosphere?
The Scottish chemist ______ discovered carbon dioxide is present in air.
Nitrogen is about two times more soluble in water than oxygen.
