Advertisements
Advertisements
Question
The constituent of air that supports combustion is _____.
Options
Nitrogen
water vapour
Oxygen
water vapour
Advertisements
Solution
The constituent of air that supports combustion is Oxygen.
APPEARS IN
RELATED QUESTIONS
Answer the question put against the following constituents of air :
Oxygen : What is the percentage proportion of oxygen in air ? Why is oxygen called active air.
Fill in the blank space by choosing the correct word from the given list.
List: oxygen, carbonic, suIphurUioxide gas, precipitation, helium
Dust particles help in the ________ of water vapour in air.
Complete and balance the following equation
CaO + H2O →
With the help of a labeled diagram, describe a simple experiment to show the presence of oxygen and nitrogen in air using a piece of white phosphorus.
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.
Write the percentage of the gases present in air.
The balance of oxygen in atmosphere is maintained through photosynthesis in animals and respiration in plants.
Which gas in the atmosphere is essential for respiration?
Which of the following components of air is present in the largest amount in the atmosphere?
Observe the picture given in Fig. carefully and answer the following questions.
Why is he putting a cover on his nose?
