Advertisements
Advertisements
प्रश्न
Fill in the blank space by choosing the correct word from the given list.
List: oxygen, carbonic, suIphurUioxide gas, precipitation, helium
_______ gas is used for filling weather observation balloons.
Advertisements
उत्तर
Helium gas is used for filling weather observation balloons.
APPEARS IN
संबंधित प्रश्न
Define the term Global warming.
Tick (√) the most appropriate answer.
A gas which dilutes the activity of oxygen in air is:
Tick (√) the most appropriate answer.
The humans pollute the air by :
What are the main components of air?
Fill in the blanks
Oxygen is used in ___________the food to get _______.
Name the components of air with their approximate percentage by volume in air. Does the percentage by volume of each component remain the same, in the atmosphere of different parts of the world? Explain with reasons.
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%.
Explain why mountaineers carry oxygen cylinders with them?
How do astronauts breathe when they go beyond the earth’s atmosphere?
______ gas is essential for the proper growth of all plants.
