6th Class Science The Living Organisms and their Surrounding Question Bank

done Environment Total Questions - 40

• question_answer1)
  Name the natural calamity which is caused due to excess of water.
  A)
  Drought                         done clear
  B)
  Flood done clear
  C)
  Earthquake        done clear
  D)
         volcanic eruption done clear
  E)
  None of these done clear
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• question_answer2)
  When water present in a beaker is heated, the volume of water will:
  A)
  Decrease            done clear
  B)
  Increase done clear
  C)
  Remains the same done clear
  D)
        All the above done clear
  E)
  None of these done clear
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• question_answer3)
  Most saline form of natural water is:
  A)
  River water         done clear
  B)
  Ocean water done clear
  C)
  Lake water         done clear
  D)
         Pond water done clear
  E)
  None of these done clear
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• question_answer4)
  Which of the following fruits contains the maximum amount of water?
  A)
  Apple                            done clear
  B)
  Orange done clear
  C)
  Watermelon done clear
  D)
         Pineapple done clear
  E)
  None of these done clear
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• question_answer5)
  Process which is used to get salt from sea water is:
  A)
  Freezing            done clear
  B)
  Evaporation done clear
  C)
  Melting              done clear
  D)
         Photosynthesis done clear
  E)
  None of these done clear
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• question_answer6)
  A condition occurs due to very less or no rainfall over a long period of time.
  A)
  Flood                            done clear
  B)
  Earthquake done clear
  C)
  Tsunami               done clear
  D)
       Drought done clear
  E)
  None of these done clear
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• question_answer7)
  Which among the following is reverse of evaporation?
  A)
  Melting                          done clear
  B)
  Freezing done clear
  C)
  Condensation done clear
  D)
         Transpiration done clear
  E)
  None of these done clear
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• question_answer8)
  The processes involved in the formation of fog and ice from water are:
  A)
  Solidification and condensation done clear
  B)
  Condensation and solidification done clear
  C)
  Evaporation and condensation done clear
  D)
  Both solidification and condensation done clear
  E)
  None of these done clear
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• question_answer9)
  Water table is:
  A)
  Level of surface water done clear
  B)
  Level of water in lakes done clear
  C)
  Level of ground water done clear
  D)
  Level of sea water done clear
  E)
  None of these done clear
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• question_answer10)
  _______ Vegetable contains maximum amount of water.
  A)
  Brinjal                           done clear
  B)
  Cucumber done clear
  C)
  Garlic                            done clear
  D)
  Broccoli done clear
  E)
  None of these done clear
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• question_answer11)
  The process which is involved in addition of water vapours to the air is:
  A)
  Evaporation       done clear
  B)
  Transpiration done clear
  C)
  Both [a] and [b]   done clear
  D)
         Either [a] or [b] done clear
  E)
  None of these done clear
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• question_answer12)
  A process in which any product of condensation of atmospheric water vapor falls under gravity.
  A)
  Respiration        done clear
  B)
  Transpiration done clear
  C)
  Precipitation done clear
  D)
        Solidification done clear
  E)
  None of these done clear
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• question_answer13)
  Arrange the processes involved in the water cycle in correct sequence on the basis of above figure.
  A)
  Evaporation, Condensation, Precipitation, Accumulation done clear
  B)
  Condensation, Evaporation, Precipitation, Accumulation done clear
  C)
  Evaporation, Condensation, Accumulation, Precipitation done clear
  D)
  Precipitation, Evaporation, Condensation, Accumulation done clear
  E)
  None of these done clear
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• question_answer14)
  Temporary hardness of water is caused due to:
  A)
  Presence of magnesium in water. done clear
  B)
  Presence of calcium bicarbonate in water. done clear
  C)
  Both [a] and [b] done clear
  D)
  Either [a] or [b] done clear
  E)
  None of these done clear
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• question_answer15)
  Density of water at \[4{}^\circ C\]is:
  A)
  \[2g/c{{m}^{3}}\]                    done clear
  B)
  \[1g/c{{m}^{3}}\] done clear
  C)
  \[3g/c{{m}^{3}}\]                    done clear
  D)
  \[0.01g/c{{m}^{3}}\] done clear
  E)
  None of these done clear
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• question_answer16)
  Which one among the following is present in trace amount in the air?
  A)
  Nitrogen                         done clear
  B)
  Oxygen done clear
  C)
  Carbon dioxide    done clear
  D)
         All the above done clear
  E)
  None of these done clear
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• question_answer17)
  Which one of the following statements is correct?
  A)
  Carbon dioxide is a colourless gas. done clear
  B)
  Carbon dioxide neither burns nor supports burning. done clear
  C)
  Green plants need carbon dioxide gas to make food. done clear
  D)
  All the above done clear
  E)
  None of these done clear
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• question_answer18)
  Which gas is the main component of ammonia gas?
  A)
  Oxygen             done clear
  B)
  Hydrogen done clear
  C)
  Nitrogen      done clear
  D)
         Both [b] and [c] done clear
  E)
  None of these done clear
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• question_answer19)
  About one-fifth of air is _____.
  A)
  Nitrogen             done clear
  B)
  Oxygen done clear
  C)
  Argon                            done clear
  D)
  Helium done clear
  E)
  None of these done clear
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• question_answer20)
  Consumption of oxygen by respiration and burning and its production by Photosynthesis is called:
  A)
  Water cycle        done clear
  B)
  Air cycle done clear
  C)
  Oxygen cycle      done clear
  D)
         Life cycle done clear
  E)
  None of these done clear
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• question_answer21)
  Solubility of air _____ as the temperature decreases.
  A)
  Increases            done clear
  B)
  Reduces done clear
  C)
  Remains the same done clear
  D)
         either [a] or [b] done clear
  E)
  None of these done clear
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• question_answer22)
  Which of the following can interrupt the cycles of different atmospheric gases?
  A)
  Large scale deforestation done clear
  B)
  Excessive burning of fuels done clear
  C)
  Breathing by animals done clear
  D)
  Both [a] and [b] done clear
  E)
  None of these done clear
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• question_answer23)
  Harmful components of air are:
  A)
  Oxygen and carbon dioxide done clear
  B)
  Carbon dioxide and neon done clear
  C)
  Dust and Oxygen done clear
  D)
  Smoke and dust done clear
  E)
  None of these done clear
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• question_answer24)
  Which of the following characteristics belong to oxygen gas?
  A)
  Colourless                      done clear
  B)
  Odourless done clear
  C)
  Denser than air          done clear
  D)
  All the above done clear
  E)
  None of these done clear
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• question_answer25)
  Small organisms living in burrows come out of soil in rainy season for:
  A)
  Respiration done clear
  B)
  Playing done clear
  C)
  Performing photosynthesis done clear
  D)
  Water cycle done clear
  E)
  None of these done clear
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• question_answer26)
  Which one of the following is the most abundant trace gas?
  A)
  Methane            done clear
  B)
  Ozone done clear
  C)
  Argon          done clear
  D)
         Nitrous oxide done clear
  E)
  None of these done clear
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• question_answer27)
  Ozone is present in _____ layer of atmosphere.
  A)
  Troposphere      done clear
  B)
  Stratosphere done clear
  C)
  Mesosphere          done clear
  D)
        Exosphere done clear
  E)
  None of these done clear
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• question_answer28)
  Oxygen from the atmosphere can be reduced by:
  A)
  Rusting of iron done clear
  B)
  Combustion done clear
  C)
  Respiration by living things. done clear
  D)
  All the above done clear
  E)
  None of these done clear
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• question_answer29)
  Presence of increased ______ in the air means increased humidity.
  A)
  Dust particles     done clear
  B)
  Oxygen done clear
  C)
  Water vapour     done clear
  D)
         Smoke done clear
  E)
  None of these done clear
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• question_answer30)
  Which gas is not a trace gas?
  A)
  Ozone                        done clear
  B)
  Neon done clear
  C)
  Helium                  done clear
  D)
       Oxygen done clear
  E)
  None of these done clear
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• question_answer31)
  A low-lying open area of ground where the garbage is dumped.
  A)
  Vermicompost                done clear
  B)
  Landfill done clear
  C)
  Compost               done clear
  D)
         Garbage done clear
  E)
  None of these done clear
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• question_answer32)
  ______ Waste will not decay and mix with soil.
  A)
  Biodegradable    done clear
  B)
  Non-biodegradable done clear
  C)
  Vermicompost    done clear
  D)
         Paper done clear
  E)
  None of these done clear
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• question_answer33)
  Which among the following is a better manure for growing plants?
  A)
  Compost is a better manure than Vermicompost. done clear
  B)
  Vermicompost is a better manure than compost. done clear
  C)
  Both contains equal nutrients. done clear
  D)
  All the above done clear
  E)
  None of these done clear
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• question_answer34)
  Which one of the following is a non-biodegradable waste?
  A)
  Glass bottle                    done clear
  B)
  Metal needle done clear
  C)
  Plastic bag       done clear
  D)
         All the above done clear
  E)
  None of these done clear
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• question_answer35)
  Red worms are used in making compost from kitchen wastes:
  A)
  Composting       done clear
  B)
  Recycling done clear
  C)
  Vermicomposting done clear
  D)
        Worming done clear
  E)
  None of these done clear
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• question_answer36)
  Which among the following can be considered as a good source for preparing compost?
  A)
  Polythene                      done clear
  B)
  A rotten vegetable done clear
  C)
  Aluminum foil  done clear
  D)
         Plastic bottle done clear
  E)
  None of these done clear
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• question_answer37)
  Slue garbage bin is used to throw:
  A)
  Banana peels done clear
  B)
  Rotten egg done clear
  C)
  Leftover cooked food       done clear
  D)
  Broken window glass done clear
  E)
  None of these done clear
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• question_answer38)
  Which among the following cannot be used in the process of vermicomposting?
  A)
  Fruit peels          done clear
  B)
  Red worms done clear
  C)
  Oil paints     done clear
  D)
  Soil done clear
  E)
  None of these done clear
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• question_answer39)
  Liquid waste collected from houses is known as:
  A)
  Effluent                         done clear
  B)
  Smoke done clear
  C)
  Smog                                        done clear
  D)
  Sewage done clear
  E)
  None of these done clear
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• question_answer40)
  Organic wastes decomposes in presence of:
  A)
  Bacteria and Virus done clear
  B)
  Mosquitoes and bacteria done clear
  C)
  Algae and fungi done clear
  D)
  Bacteria and fungi done clear
  E)
  None of these done clear
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