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प्रश्न
State whether the following statement is ‘true’ or ‘false’. If false write the correct statement.
The percentage of carbon dioxide in the air is between 0.2 to 0.4%.
विकल्प
True
False
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उत्तर
This statement is False.
संबंधित प्रश्न
Complete and balance the following chemical equation.
CaO + H2O → ____________
Fill in the blanks :
_______ and ______ are the most common air pollutants.
What are the two necessary conditions for rusting of iron?
State a reason why there is a balance in the amount of carbon dioxide in the air, even though carbon dioxide is released into the atmopshere by various processes.
State whether the following statement is ‘true’ or ‘false’. If false write the correct statement.
Photosynthesis is a process by which green plants prepare their own food in the presence of sunlight and chlorophyll.
Explain why mountaineers carry oxygen cylinders with them?
Write about the reaction of nitrogen with non metals.
______ is the main component of air.
The composition of air changes slightly from place to place. Give examples.
Nitrogen is an essential element present in proteins and nucleic acids which are the building blocks of living things.
