Advertisements
Advertisements
प्रश्न
State the utility of –
(a) Water vapour
(b) Rare or inert gases present in the air.
टीपा लिहा
Advertisements
उत्तर
- For controlling evaporation.
- For determining climatic condition.
- For plant and animal growth.
The are called rare or noble gases because its composition is less than 1% in pure air.
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
List any three human activities that you think would lead to air pollution.
Give one use for the following inert gase :
helium
Give one use for the following inert gase :
neon
Explain natural and human-made sources of air pollution.
Describe the major components of air pollution.
State the utility of carbon dioxide for manufacture of food by plants.
Tick the object which gives out water vapour.
 |
 |
 |
 |
 |
 |
What is moving air called?
Name two example for wind instruments.
How do we get cool water from a clay water pot on hot sunny days?
