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प्रश्न
What are the importance of air in our daily life?
थोडक्यात उत्तर
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उत्तर
- Oxygen present in the air is needed for respiration.
- We can speak and hear the sound only when there is the air around.
- Air helps in the dispersal of seeds for plant reproduction.
- Monsoon and rain occurs due to the wind action.
- Air regulates the atmospheric temperature.
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संबंधित प्रश्न
Name the major gas present in the exhaled air.
Biscuits kept open on a plate during monsoon days lose its’ crispness. Why?
Monsoon and rain occurs due to the ______.
Air is important for ships and boats to sail.
______ is an air sport.
Why do plants need nitrogen?
The percentage of oxygen in the exhaled air of respiration is ______.
Jan Ingenhousz showed that chlorophyll is essential to the plant to carry out photosynthesis.
Analogy:
Oxygen: Joseph Priestley.
Nitrogen: ______.
Analogy:
Respire through skin: ______
Respire through gills: Fish.
