Advertisements
Advertisements
प्रश्न
State whether the following statement is True or False. If false, give the correct statement.
51% of the earth’s surface is covered with water
विकल्प
True
False
Advertisements
उत्तर
This statement is False.
Explanation:
71% of the earth’s surface is covered with water.
APPEARS IN
संबंधित प्रश्न
What is the major source of fresh water in the city/town/village where you live?
Name the gas produced when fossil fuel is burnt.
Describe the water-cycle in nature.
Why is water considered a compound?
What are stalgmites and stalactites? How are they formed?
Why is it said that water is life?
State what is potable water. Give its qualities or characteristics which make it fit for human consumption.
Complete the statement by filling the blank with the correct word from the option.
The ratio of hydrogen & oxygen in water is ____.
Give reason for the following:
The percentage of oxygen, in air dissolved in water, is higher than the percentage of oxygen in ordinary air.
Fill in the blank:
The sample of hard water which lathers with soap after boiling and filtration contains _____.
Define ‘eutrophication’.
Select the correct word from the words in option to complete the sentence:
Dissolved air in water contains a ____ percentage of oxygen than ordinary air.
Look at the map of Tamilnadu showing annual rainfall and answer the questions given below

- Identify the districts that get only low annual rainfall in Tamilnadu.
- Identify the districts that get a medium annual rainfall in Tamilnadu.
- State the districts that enjoy high annual rainfall in Tamilnadu.
How is the life of organisms living in water affected when water gets polluted?
State whether the following statement is True or False. If false, write the correct statement.
Rapid growth of industries is one of the causes for water shortage
A jumbled word is given here. Write the correct form of the word.
CHARREGE
Complete the following chart by writing appropriate words in the boxes marked (a) to (e).

Which of the following is waste water?
Open drain system is a breeding place for which of the following?
Fill in the blanks selecting words from the following list
snow, rain, clouds, vapour, evaporation, transpiration.
Water, as ______ goes into atmosphere by the processes of ______ and ______ and forms ______, which on condensation fall in the form of ______ and ______.
