Advertisements
Advertisements
प्रश्न
The component of air used by green plants to make their food, is ______.
Advertisements
उत्तर
The component of air used by green plants to make their food, is carbon dioxide.
संबंधित प्रश्न
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.
A fuel when used releases least amount of pollutants in the air.
Tick (√ ) the most appropriate answer.
Magnesium burns with a dazzling white flame to form magnesium oxide, a powdery mass. The colour of magnesium oxide is :
Give a reason why water droplets appear on the outer surface of a tumbler containing ice.
What is the percentage of oxygen in air?
Explain why mountaineers carry oxygen cylinders with them?
______ gas is given to the patients having breathing problems.
What is the composition of air?
______ is used as a substitute for compressed air in tyres.
Nitrogen is an essential element present in proteins and nucleic acids which are the building blocks of living things.
