Advertisements
Advertisements
प्रश्न
Name the following:
A process which removes carbon dioxide from the air.
Advertisements
उत्तर
Photosynthesis
संबंधित प्रश्न
What do you observe when Calcium is heated and then tested with moist blue and red litmus – paper?
Write ‘True’ or ‘False’ in front of following statement.
The catalyst used in laboratory preparation of oxygen gas from hydrogen peroxide gas is magnesium oxide
Give a reason why water droplets appear on the outer surface of a tumbler containing ice.
Nitrogen is used in the food packaging industry because it _____.
Write about the reaction of nitrogen with non metals.
How will you prove that air supports burning?
The composition of air changes slightly from place to place. Give examples.
Tri oxygen molecule is known as ______.
A ______ gas that is used to remove carbon impurities from the steel.
Write just a few sentences for an imaginary situation if any of the following gases disappear from the atmosphere.
Nitrogen
