5th Class Science Weather, Air and Water Question Bank

done Air, Water and Weather Total Questions - 45

• question_answer1)
  The figure given below shows a bottle with hot water when placed in is water taken in a glass trough undergoes change in its shape. Why does the bottle change its shape?
  A)
   The pressure exerted by the ail inside the bottle is more. done clear
  B)
                          The pressure exerted by ice is more. done clear
  C)
                          The pressure exerted by air outside is much more. done clear
  D)
                                          The pressure exerted by water is more. done clear
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• question_answer2)
  Ravi inflated 4 balloons as shown below. What property of air can be proved from the given figures?
  A)
   Air is matter.     done clear
  B)
                          Air has mass.                     done clear
  C)
                          Air occupies space.         done clear
  D)
                          Air has no weight. done clear
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• question_answer3)
  Which gas in the air is represented by Part A?
  A)
   Nitrogen                             done clear
  B)
                          Oxygen                               done clear
  C)
                          Carbon dioxide done clear
  D)
                          Water vapor done clear
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• question_answer4)
  Jamuna investigated the properties of matter X She noted down the following observations in her notebook

  It has mass.

  It occupies space.

  It can be compressed.

  It takes the shape of the container that holds it.

  Identify X.                          
  A)
   Air                                         done clear
  B)
                          Honey                  done clear
  C)
                          Pebble                                 done clear
  D)
                          Milk done clear
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• question_answer5)
  In which of the following processes is oxygen used up?

  (i) burning

  (ii) respiration

  (iii) photosynthesis

  A)
   Only (i) and (ii) done clear
  B)
                          Only (ii) and (iii)                               done clear
  C)
                          Only (i) and (iii) done clear
  D)
                          (i), (ii) and (iii) done clear
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• question_answer6)
  An experiment is carried out by a group of students and their results are shown in the given figure.
  A)
   The air present in the water formed bubbles. done clear
  B)
                          Air inside the glass escaped out in the form of bubbles. done clear
  C)
                          Air in the trough escaped as air bubbles. done clear
  D)
                          Air in the surroundings formed air bubbles. done clear
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• question_answer7)
  Two balloons are filled with air and are tied to a wooden rod. Balloon P is pricked through the cellophane tape. The figures show the situation before and after balloon P is prickled. What can you conclude from the above activity?

  (i) Air occupies space.

  (ii) Air has mass.

  (iii) Air has no fixed shape.

   
  A)
   Only (i) and (ii) done clear
  B)
                          Only (i) and (iii) done clear
  C)
                          Only (ii) and (iii) done clear
  D)
                          (i), (ii) and (iii) done clear
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• question_answer8)
  The layer of atmosphere where the jet plane fly is the
  A)
   stratosphere.   done clear
  B)
                          Ionosphere.                      done clear
  C)
                          Troposphere.   done clear
  D)
                          Lithosphere. done clear
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• question_answer9)
  Which of these protects us from the harmful rays of the sun?
  A)
   Ozone                  done clear
  B)
                           stratosphere    done clear
  C)
                           Ionosphere                      done clear
  D)
                          hydrosphere  done clear
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• question_answer10)
  The pie chart shows the composition of air. What do x and y represent?                
  A)

  X	Y
  Carbon dioxide	Nitrogen

                  done clear
  B)
                        

  X	Y
  Nitrogen	Carbon dioxide

                  done clear
  C)
                        

  X	Y
  Nitrogen	Inert gases

                  done clear
  D)
                        

  X	Y
  Oxygen	Carbon dioxide

  done clear
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• question_answer11)
  The table shows the percentages of gases x, y and z.

  X	Y	Z
  0.03%	21%	78%

  What change would you expect if exhaled air was tested?

  (i) The percentage of gas x will increase.

  (ii) The percentage of gas y will remain unchanged.

  (iii) The percentage of gas z will remain unchanged.

                 
  A)
   only (i) and (ii) done clear
  B)
                          only (i) and (iii) done clear
  C)
                          only (ii) and (iii) done clear
  D)
                          (i), (ii) and (iii) done clear
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• question_answer12)
  What is present all around us?
  A)
   Water                  done clear
  B)
                          air                          done clear
  C)
                          soil                                        done clear
  D)
                          sand done clear
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• question_answer13)
  The figure shows two condense milk tins p and q, with one hole and q with two holes. It was observed that milk flowed out faster from Q than from P when tiled. Why?
  A)
   Q is bigger than P done clear
  B)
                          Milk only flows out through Q. done clear
  C)
                          Air enters through both holes and pushes the milk out from Q. done clear
  D)
                          Air enters through one hole and pushes the milk out from the other hole.   done clear
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• question_answer14)
  Layers of air surrounding the earth from
  A)
   The universe.   done clear
  B)
                          Space.                  done clear
  C)
                          The atmosphere.            done clear
  D)
                          A galaxy. done clear
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• question_answer15)
  The nearest layer of air to the earth surface is the
  A)
   Atmosphere.    done clear
  B)
                          Lithosphere.                     done clear
  C)
                          Hydrosphere.   done clear
  D)
                          Troposphere. done clear
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• question_answer16)
  The part of earth which contains water is called the
  A)
   Atmosphere.    done clear
  B)
                          Lithosphere.     done clear
  C)
                          Hydrosphere.                   done clear
  D)
                          Troposphere.     done clear
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• question_answer17)
  The layer of earth in which clouds are formed is the
  A)
   Troposphere.   done clear
  B)
                          Ionosphere.                      done clear
  C)
                          Stratosphere.   done clear
  D)
                          Lithosphere. done clear
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• question_answer18)
  Which of these gases is present in a very small quantity in air, and is very important to plants?
  A)
   oxygen                                done clear
  B)
                          carbon dioxide                 done clear
  C)
                          nitrogen                              done clear
  D)
                          inert gas                              done clear
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• question_answer19)
  The gas use for burning is
  A)
   Carbon dioxide.               done clear
  B)
                          Hydrogen                           done clear
  C)
                          Oxygen.                              done clear
  D)
                          Nitrogen.                            done clear
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• question_answer20)
  Air pressure is measured with an instrument called the
  A)
   barometer.                        done clear
  B)
                          Ammeter.                          done clear
  C)
                          Hydrometer.     done clear
  D)
                          Manometer.                     done clear
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• question_answer21)
  The amount of water vapor present in air Is called
  A)
   Droplets.                            done clear
  B)
                          Humidity                             done clear
  C)
                          Precipitation.    done clear
  D)
                          Smoke.   done clear
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• question_answer22)
  Which process is responsible for the formation of water vapor?
  A)
   Condensation   done clear
  B)
                          evaporation                      done clear
  C)
                          Sublimation                       done clear
  D)
                          sedimentation                 done clear
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• question_answer23)
  The process of adding chlorine in water to kill germs is
  A)
   Chlorination      done clear
  B)
                          decantation.     done clear
  C)
                          Distillation                          done clear
  D)
                          sublimation. done clear
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• question_answer24)
  The process of settling down off insoluble matter in water is
  A)
   Evaporation.     done clear
  B)
                          Decantation.     done clear
  C)
                          Distillation.                         done clear
  D)
                          Sublimation. done clear
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• question_answer25)
  What is shown by this experiment?
  A)
   Air is necessary for burning. done clear
  B)
                          Air is not necessary for burning. done clear
  C)
                          Air exert pressure. done clear
  D)
                          None of the above done clear
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• question_answer26)
  Medicine in a syringe is filled due to
  A)
   Liquid pressure.               done clear
  B)
                          Piston pressure.              done clear
  C)
                          Air pressure.                     done clear
  D)
                          Needle pressure. done clear
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• question_answer27)
  Which of the following is the importance of the layer marked 'X' in the figure given below?
  A)
   The layer 'X' provides living things with oxygen. done clear
  B)
                          It protects the Earth from asteroids. done clear
  C)
                          It gives out heat. done clear
  D)
                          It is useful only to plants. done clear
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• question_answer28)
  Study the figure given below. Which of these is most important for making a fountain as shown in the figure?
  A)
   Water                                  done clear
  B)
                          Air pressure                      done clear
  C)
                          Straw                                   done clear
  D)
                          Cork done clear
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• question_answer29)
  Which of the examples shows that air exerts pressure?
  A)
   We can suck up water with a straw. done clear
  B)
                          We can see the flow of the wind from tree leaves. done clear
  C)
                          We can see the rain falling. done clear
  D)
                          We can swim in the ocean. done clear
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• question_answer30)
  Containers P and Q are placed under the sun for 4 hours. The water level in container Q dropped by 5 cm while the water level in container P dropped by 2 cm. What are the factors that caused the difference in the water levels of the two containers?

  (i) Width of container

  (ii) Presence of wind

  (iii) Presence of light

  A)
   Only (i)                done clear
  B)
                          Only (ii)                               done clear
  C)
                          Only (ii) and (iii)               done clear
  D)
                          (i), (ii) and (iii) done clear
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• question_answer31)
  Water is known as the universal solvent because
  A)
   It has may uses. done clear
  B)
                          It can remove all kinds of dirt. done clear
  C)
                          It can dissolve many substances. done clear
  D)
                          It acts as a medium for chemical reactions in the body. done clear
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• question_answer32)
  Which of the following statements is true?

  (i) Air presses from all sides on everyone and every thing

  (ii) Air is needed for burning.

  (iii) Air has no mass.

  A)
   Only (i) and (ii) done clear
  B)
                          Only (i) and (iii)                done clear
  C)
                          Only (ii) and (iii)               done clear
  D)
                          (i), (ii) and (iii) done clear
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• question_answer33)
  In the figure below, the water in the glass does not spill out because
  A)
   There is a force of attraction between the cardboard and the glass. done clear
  B)
                          The cardboard is water proof. done clear
  C)
                          Air is lighter than the cardboard. done clear
  D)
                          Air pressure is pushing the cardboard from below. done clear
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• question_answer34)
  Rishi placed a straw inside a beaker of water. He then closed the top of the straw with a finger and removed the straw from water. What did he observe?
  A)
   Water flowed out from the straw. done clear
  B)
                          Water rose up the straw. done clear
  C)
                          Water dripped out slowly from the straw. done clear
  D)
                          No water rose up the straw. done clear
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• question_answer35)
  The figure shows a boy suck in air in the straw. The water goes up the straw because of the air pressure inside the straw
  A)
   Is the same as that in water. done clear
  B)
                          is greater than that in water. done clear
  C)
                          Is less than that in water. done clear
  D)
                          All of the above done clear
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• question_answer36)
  The table shows the mass of a balloon when it is inflated and when it is deflated.

  Balloon	Mass (g)
  Inflated	19.8
  Deflated	15.2

  What inference can you make from the results shown?
  A)
   Air does not have a definite volume. done clear
  B)
                          Air can be compressed. done clear
  C)
                          Air has mass. done clear
  D)
                          Air occupies space. done clear
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• question_answer37)
  Which of the following shows the correct percentage of the composition of air?
  A)
    done clear
  B)
                           done clear
  C)
                           done clear
  D)
                           done clear
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• question_answer38)
  The figure shows a straw placed in a beaker of water. The water level in the straw rises when air is sucked out, this is because
  A)
   Atmospheric pressure has increased. done clear
  B)
                          Air pressure inside the straw is the 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_answer39)
  Which of these will dissolve in water?
  A)
    done clear
  B)
                                done clear
  C)
                           done clear
  D)
                                           done clear
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• question_answer40)
  Jaya took a glass of water and added a spoonful of sugar and then squeezed the juice of a lemon into it. She stirred it well and then poured this mixture through a strainer. What will remain in the strainer?
  A)
   Only water done clear
  B)
                          Only lemon juice done clear
  C)
                          Only lemon seeds done clear
  D)
                          Lemon seeds and sugar done clear
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• question_answer41)
  The volume of the water displaced by the object when it is immersed in water is
  A)
   10ml.                                    done clear
  B)
                          20ml.                    done clear
  C)
                          30ml.                                    done clear
  D)
                          40 ml. done clear
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• question_answer42)
  Which of the following processes allows insoluble particles to settle down in a solution?
  A)
   Distillation                          done clear
  B)
                          Sedimentation done clear
  C)
                          Alteration                           done clear
  D)
                          Chlorination done clear
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• question_answer43)
  Which of the following shows the correct sequence in the evaporation of water?
  A)
   \[C\to D\to A\to B\] done clear
  B)
                          \[A\to C\to B\to D\] done clear
  C)
                          \[B\to A\to C\to D\] done clear
  D)
                          \[D\to B\to A\to C\] done clear
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• question_answer44)
  Shown here is the picture of an ink filler. When the ink filler is dipped into a beaker of water and the bulb is pressed, air bubbles appear in water. Why does this happen?
  A)
   The air in the atmosphere forms bubbles. done clear
  B)
                          The air in the ink filler is released which forms bubbles. done clear
  C)
                          The liquid rushes into the filler forming bubbles. done clear
  D)
                          The air in the water forms bubbles. done clear
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• question_answer45)
  Shyam is trying to separate a mixture of iron filings, sand and sugar. In which order must he perform the following steps?
  A)
   4, 1, 2, 3                               done clear
  B)
                          1, 2, 4, 3                               done clear
  C)
                          1, 3, 4, 2                               done clear
  D)
                          4, 2, 3, 1 done clear
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