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प्रश्न
Tick (√) the correct alternative from the choice given for the following statement.
Respiration
विकल्प
is a slow process
is a natural and continuous process
takes place at body temperature
all of the above
उत्तर
all of the above
APPEARS IN
संबंधित प्रश्न
Mention the contribution of the following scientists :
- Antoine Lavoisier
- Robert Boyle
- Joseph Priestley
- Sir W. Ramsay
Name two important processes supported by oxygen present in air.
How is air useful to water boats?
How is air useful to windmills?
Describe a simple experiment with the help of a diagram to show that Air exerts pressure
The capacity of air to hold moisture depends upon the ______ of the air.
What is the importance of air in transmission of sound?
State the meaning of the term Air
Fill in the blank:
A candle burns in a jar of oxygen, but gets extinguished in ______
Draw a neat labelled diagram for the following experiment.
To determine the component of air used up in burning, by using phosphorus and a bell jar.
