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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
What do you observe when Calcium is heated and then tested with moist blue and red litmus – paper?
Write ‘True’ or ‘False’ in front of following statement.
The area where a lot of fuel burns has more percentage of carbon dioxide.
Complete and balance the following equation
CaO + H2O →
Fill in the blank space by choosing the correct word from the given list.
List: sulphurous, nitric acid, red lead oxide paint, oxygen, phosphoric
Sulphur dioxide gas dissolves in water to form ___________ acid.
Write fully balanced equation for the following :
Ca(OH)2 + CO2 →
Give reason:
Aquatic animals and plants are able to survive in the matter.
State the full form of LPG and CNG? How are the two different in their composition?
Tabulate the various components of air, including the components with variable composition.
Match the following
| 1. | Oxygen | a. | Carbon dioxide |
| 2. | Azote | b. | Nitrogen |
| 3. | Solvay process | c. | Vital life |
| 4. | Gun powder | d. | No life |
Which of the following components of air is present in the largest amount in the atmosphere?
