Advertisements
Advertisements
प्रश्न
Fill in the blanks
Plants and animals maintain the balance of carbon ___________and _________ in the air.
Advertisements
उत्तर
Plants and animals maintain the balance of carbon dioxide and oxygen in the air.
APPEARS IN
संबंधित प्रश्न
Answer the question put against the following constituents of air:
Nitrogen : Explain its significance for plants and animals.
Tick (√) the most appropriate answer.
Symbiotic bacteria is not present in the nodules of :
Fill in the blank space by choosing the correct word from the given list.
List: sulphurous, nitric acid, red lead oxide paint, oxygen, phosphoric
Sulphur dioxide gas dissolves in water to form ___________ acid.
What are the two necessary conditions for rusting of iron?
Name the following:
The product of respiration released in exhaled air, other than carbon dioxide.
Compare the three main components of air i.e. nitrogen, oxygen and carbon dioxide with reference to their density and solubility, nature and reactivity.
What happens if the percentage of carbon-dioxide increases in the air?
List out the uses of carbon dioxide.
_____ gas turns lime water milky.
Explain the following observations very briefly
An empty glass in fact is not empty.
