Advertisements
Advertisements
Question
State three uses of water vapour in the air.
Advertisements
Solution
- Provides moisture for plant and animal growth.
- Determines climatic conditions by providing rain, snow, mist etc.
- Prevents undue drying up of the plant and animal bodies.
APPEARS IN
RELATED QUESTIONS
Complete and balance the following chemical equation.
CaO + H2O → ____________
Fill in the blank space by choosing the correct word from the given list.
List: oxygen, carbonic, suIphurUioxide gas, precipitation, helium
_______ gas is used for filling weather observation balloons.
Briefly state the importance of Oxygen.
Tick (√ ) the most appropriate answer.
Magnesium burns with a dazzling white flame to form magnesium oxide, a powdery mass. The colour of magnesium oxide is :
State a reason why there is a balance in the amount of carbon dioxide in the air, even though carbon dioxide is released into the atmopshere by various processes.
Give word equation for the following conversion:
Nitric oxide to nitrogen dioxide
Give word equation for the following conversion:
Nitric acid to soluble nitrates in the soil
When cooled to -57°C, gaseous carbon-di-oxide becomes a liquid.
State whether the following statement is true or false. If false, correct them.
Plants produce oxygen during the process of making their own food.
Make sentences using the given set of words.
99%, oxygen, nitrogen, air, together
