Advertisements
Advertisements
प्रश्न
State one method by which :
- Oxygen is added to air
- Carbon dioxide is added to air
- Oxygen is removed from the air
- Carbon dioxide is removed from the air
टीपा लिहा
Advertisements
उत्तर
- Photosynthesis by green plants
- Combustion of various compounds
- Respiration by living organisms
- Plants- during photosynthesis.
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
Give one use for the following inert gase :
helium
Explain natural and human-made sources of air pollution.
Why is air called a mixture? Give five facts in support of your answer.
State the utility of carbon dioxide for manufacture of food by plants.
State its role in warming the earth’s environment and in excess resulting in global warming.
State the utility of –
(a) Water vapour
(b) Rare or inert gases present in the air.
Tick the object which gives out water vapour.
 |
 |
 |
 |
 |
 |
Who am I?
I am a mixture of gases.
What is the mixture of air?
How do we get cool water from a clay water pot on hot sunny days?
