Advertisements
Advertisements
प्रश्न
Fill in the blank:
Nitrogen of the air is utilized by plants for formation of _____.
Advertisements
उत्तर
Nitrogen of the air is utilized by plants for formation of proteins.
APPEARS IN
संबंधित प्रश्न
Name the processes which maintain the balance between oxygen and carbon dioxide in the air. How is it done?
Tick (√) the correct alternative from the choice given for the following statement.
Rust is
State what do you understand by the term ‘air’. Explain its importance to mankind.
Give a brief account of the discovery of air and the scientists involved.
Describe a simple experiment with the help of a diagram to show that Air exerts pressure
Name the following.
Inert gases in the air
Why is it said that-
Air is a homogeneous mixture of various gases.
Draw a neat labelled diagram for the following experiment.
To prove that oxygen is non-combustible, but supports combustion.
What is global warming?
Explain the following observations very briefly
A firki does not rotate in a closed area.
