Advertisements
Advertisements
प्रश्न
Give reason:
Aquatic animals and plants are able to survive in the matter.
एक पंक्ति में उत्तर
Advertisements
उत्तर
Aquatic animals and plants use oxygen dissolved in water and survive.
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
What do you observe when Calcium is heated and then tested with moist blue and red litmus – paper?
Why do we see the sky and air clear and clean after rainfall?
Explain why mountaineers carry oxygen cylinders with them?
What are the components of air?
Nitrogen is essential for burning.
Explain carbon dioxide and its uses.
The air in coastal areas have more oxygen.
______ is used as a substitute for compressed air in tyres.
Match the following
| 1. | Nitrogen | a. | Acid rain |
| 2. | CO2 | b. | Global warming |
| 3. | Melting of glaciers | c. | Volcanic gases |
| 4. | Corrosion of bridges | d. | Aerated drinks |
Write just a few sentences for an imaginary situation if any of the following gases disappear from the atmosphere.
Oxygen
