Question

Q.write any two uses of carbon dioxide gas ?

No copied Answer!!​

Answer 1

Ans: Two uses of carbon dioxide gas are:-

• Co₂ is fixed by plants to prepare food by photosynthesis.
• Co₂ can trap heat and prevent its escape from the atmosphere of earth, maintains temperature.

Answer 2

Uses :

Any two uses of carbon dioxide gas are as follows :

>>> Carbon dioxide is used in fire extinguishers .

>>> Carbon dioxide is used for photosynthesis by green plants .

TEST :

A colourless odourless gas which is not a supporter of combustion .

It turns lime water milky and has no effect on acidified potassium dichromate paper .

There is another gas called SO₂ ( Sulphur dioxide ) which also turns lime water milky .