Advertisements
Advertisements
प्रश्न
From where do the following usually get water? In which form is water present in them?
Animals
उत्तर
Animals get water from water bodies such as oceans, rivers etc. In animals, water is present in liquid form.
APPEARS IN
संबंधित प्रश्न
Why is water very precious for all living being ?
Give the molecular formula of water ?
Give one word for the following statement :
The change of states of water from one form to another .
Explain rain water harvesting.
How is rain produced?
Define
Henry's law
Give a balanced equation for the following conversion:
Calcium sulphate in permanent hard water to calcium carbonate using sodium carbonate.
Give a balanced equation for the following conversion:
Sulphur dioxide to sulphurous acid using a neutral liquid.
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 _____.
What is meant by the term ‘oil spill’.
Select the correct word from the words in option to complete the sentence:
If pressure on the surface of water increases its boiling point ____ and freezing point ____.
If, at some place, it did not rain for a very long period of time, what would be its effect on the life of the people there?
Pour water from the ice tray into a kettle. Ask an elder at your home to heat the kettle and observe the mouth of the kettle when the water starts boiling.
What do you see?
Condensation results in the formation of dew on grass.
State whether the following statement is True or False. If false, give the correct statement.
Snow and ice both are solid forms of water.
From where do the following usually get water? In which form is water present in them?
Plants
Which of the following is wastewater?
A mixture (x) in water contains suspended solids, organic impurities, inorganic impurities (a), nutrients (b), disease-causing bacteria and other microbes. Give names for (x), (a) and (b)?
Fill in the blanks in the following statements using words given in the box.
air, handpumps, cholera, water, large, ground
A very _________ number of our people defecate in the open. It may cause _________ pollution and soil pollution. Both the surface water and _________ water get polluted. _________ water is the source for wells, tubewells and _________. Thus it becomes the most common route for _________ borne diseases like _________, dysentery, etc.