5th Class Science Weather, Air and Water Question Bank

done Air and Water Total Questions - 30

• question_answer1)
  The process which allows insoluble particle     to settle down in a solution is called
  A)
   filtration            done clear
  B)
   decantation        done clear
  C)
   sedimentation done clear
  D)
   None of these done clear
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• question_answer2)
  You have been given a mixture of iron fillings, sand and sugar. You have to separate them by            

  (i) use of magnet

  (ii) making solution with water

  (iii) evaporation

  (iv) filtration

  What will be correct sequence

  A)
   (i) \[\to \] (ii) \[\to \] (iv) \[\to \] (iii)  done clear
  B)
   (i) \[\to \] (ii) \[\to \] (iii) \[\to \] (iv) done clear
  C)
   (iv) \[\to \] (iii) \[\to \] (ii) \[\to \] (i)                      done clear
  D)
   (ii) \[\to \] (m) \[\to \] (i) \[\to \] (iv) done clear
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• question_answer3)
  A cold drink bottle mouth was capped with a balloon. Which action can lead to increase in the size of balloon?
  A)
   Putting in front of fan                      done clear
  B)
   Putting in normal water done clear
  C)
   Putting in cold water                       done clear
  D)
   Putting in hot water done clear
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• question_answer4)
  Which of the following statements is true?

  (i) Chlorination makes the water safe for drinking

  (ii) Chlorinated water is made by distillation

  (iii) Water must be boiled for at least 10 minutes to make it fit for drinking

  (iv) Potassium paramagnet is also used to kill germs in water

  A)
   (i), (iii), and (iv)      done clear
  B)
   (i), (ii), and (iii) done clear
  C)
   (i), (ii), (iii), and (iv)         done clear
  D)
   (ii),(iii), and (iv) done clear
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• question_answer5)
  Which of the following protect us from harmful rays of sun?
  A)
   Ozonosphere        done clear
  B)
   Stratosphere       done clear
  C)
          Ionosphere        done clear
  D)
   Hydrosphere done clear
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• question_answer6)
  Oxygen is needed in which process?

  (i) Respiration

  (ii) Burning

  (iii) Photosynthesis

  A)
   (i), and (iii)                    done clear
  B)
   (ii), and (iii)        done clear
  C)
          (i), and (ii) done clear
  D)
   (i), (ii), and (iii) done clear
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• question_answer7)
  Air pressure is measured with an instrument, called
  A)
           Manometer                   done clear
  B)
   Ammeter        done clear
  C)
          Hydrometer       done clear
  D)
   Barometer done clear
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• question_answer8)
  Which of the following changes can be possible by heating?
  A)
   Liquid water changes to ice                 done clear
  B)
   Water vapour changes to liquid done clear
  C)
   Ice changes to liquid water    done clear
  D)
   Water vapour changes to ice done clear
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• question_answer9)
  Which of the following is not used for making drinking water?
  A)
   Sedimentation               done clear
  B)
   Sublimation done clear
  C)
          Chlorination      done clear
  D)
   Boiling done clear
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• question_answer10)
  Ozone layer protects us from
  A)
   LASER             done clear
  B)
   Cosmic Rays     done clear
  C)
          U.V. Rays    done clear
  D)
   All of these done clear
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• question_answer11)
  Ramesh take a glass of water, added a spoonful of sugar and pinch of salt and also squeezed the juice of a lemon into it. After stirring it properly it was filtered with a strainer. What will be left in the strainer?
  A)
   Sugar               done clear
  B)
   Salt             done clear
  C)
          Lemon seed   done clear
  D)
   None of these done clear
  View Solution play_arrow

• question_answer12)
  Which of the following will not dissolve in water?
  A)
   Sugar               done clear
  B)
   Salt             done clear
  C)
          Baking soda   done clear
  D)
   None of these done clear
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• question_answer13)
  When we go up in the sky. The atmospheric    pressure will
  A)
   Increase                        done clear
  B)
   Decrease  done clear
  C)
          Remain Unchanged        done clear
  D)
   Variable done clear
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• question_answer14)
  Clouds are formed in which layer of atmosphere?
  A)
   Lithosphere                   done clear
  B)
   Ionosphere        done clear
  C)
          Troposphere      done clear
  D)
   Stratosphere done clear
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• question_answer15)
  Match the Column

  	I		II
  (a)	Lithosphere	(i)	Air
  (b)	Ionosphere	(ii)	Ozone
  (c)	Atmosphere	(iii)	Soil
  (d)	Stratosphere	(iv)	Water

  A)
   (a) - (iii), (b) - (iv), (c) - (i), (d) - (ii)  done clear
  B)
   (a) - (i), (b) - (ii), (c) - (iii), (d) - (iv) done clear
  C)
   (a) - (ii), (b) - (iv), (c) - (i), (d) - (iii)     done clear
  D)
   (a) - (i), (b) - (ii), (c) - (iii), (d) - (i) done clear
  View Solution play_arrow

• question_answer16)
  The part of earth that contains water is called
  A)
   Atmosphere                   done clear
  B)
   Lithosphere       done clear
  C)
          Hydrosphere done clear
  D)
   Troposphere done clear
  View Solution play_arrow

• question_answer17)
  The figure shows a straw placed in a glass of lassi. The level of lassi in the straw rises when air is sucked out. This is because
  A)
   Atmospheric pressure has increased done clear
  B)
   Air pressure inside straw is same as the atmospheric pressure done clear
  C)
   Air pressure inside the straw becomes lower than the atmospheric pressure done clear
  D)
   Air pressure inside the straw becomes higher than the atmospheric pressure done clear
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• question_answer18)
  Atmosphere is the part of earth which consists of
  A)
   Water              done clear
  B)
   Air    done clear
  C)
          Land                            done clear
  D)
   All of these done clear
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• question_answer19)
  Water is known as the universal solvent because
  A)
   it has many uses done clear
  B)
   it can remove all kind of dust done clear
  C)
   It is the medium in which all body metabolism happen done clear
  D)
   It can dissolve many substances done clear
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• question_answer20)
  The amount of water vapour in the air is called
  A)
           condensed air                done clear
  B)
   wet air            done clear
  C)
          humidity done clear
  D)
   All of these done clear
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• question_answer21)
  The figure given shows the relative composition of the air. What X and Y represent respectively?
  A)
   Carbon dioxide, nitrogen                   done clear
  B)
   Nitrogen, inert gases done clear
  C)
   Nitrogen, Carbon dioxide    done clear
  D)
   Oxygen, carbon dioxide done clear
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• question_answer22)
  Rain water harvesting is
  A)
   Using rain water for irrigation                done clear
  B)
   Collecting rain water for later use. done clear
  C)
   Water cycle maintenance               done clear
  D)
   Taking bath in rain water and dancing done clear
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• question_answer23)
  Regarding air, which of the following statement(s) is / are true

  (i) Air has no mass

  (ii) Air is needed for burning

  (iii) Air exerts pressure from all sides and on everything

  A)
   (i) and (ii)                      done clear
  B)
   (i) and (iii)         done clear
  C)
   (ii) and (iii) done clear
  D)
   (i), (ii) and (iii) done clear
  View Solution play_arrow

• question_answer24)
  Which of the following process is component of water cycle?
  A)
   Condensation                done clear
  B)
   Evaporation       done clear
  C)
          Both a and b  done clear
  D)
   None of these done clear
  View Solution play_arrow

• question_answer25)
  Air exerts pressure can be shown by which of the following example?
  A)
   Swimming in ocean                       done clear
  B)
   Rain falling on ground done clear
  C)
   Flowing of air through tree leaves           done clear
  D)
   Sucking up of water using straw done clear
  View Solution play_arrow

• question_answer26)
  Which of the following picture correctly represents the composition of air? Where P = Nitrogen, Q = Oxygen, R = Inert gas, S = Carbon dioxide
  A)
                    done clear
  B)
    done clear
  C)
                    done clear
  D)
    done clear
  View Solution play_arrow

• question_answer27)
  In health care system medicines are    injected using syringes or needle. Filling of medicine in syringe is due to
  A)
   Liquid pressure  done clear
  B)
   Air pressure done clear
  C)
   Piston pressure   done clear
  D)
   Needle pressure done clear
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• question_answer28)
  When we put a glass full of water on a flat card board the water dissolves because
  A)
   The card board is water proof done clear
  B)
   Air is lighter than card board done clear
  C)
          Attractive force between card board and glass done clear
  D)
   Air pressure pressing the card board from below done clear
  View Solution play_arrow

• question_answer29)
  When we put a block of wood in fresh water    it floats on it. What will happen if the same block is dropped in water from ocean (Saline) water?
  A)
   Settle down at the bottom                  done clear
  B)
   Will be at the same level done clear
  C)
   Float at higher level         done clear
  D)
   None of these done clear
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• question_answer30)
  Air and water are found on which planet?
  A)
   Mars               done clear
  B)
          Jupiter            done clear
  C)
   Earth                done clear
  D)
   All of these done clear
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