7th Class Science Sample Paper

done Science Sample Paper-2 Total Questions - 22    [Download]

• question_answer1)
  In which one of the following categories green plants has been kept?
  A)
  Autotrophs 
  done clear
  B)
       Heterotrophs
  done clear
  C)
  Mesotrophs   
  done clear
  D)
  All of these
  done clear
  E)
  None of these
  done clear
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• question_answer2)
  The non-green plants which obtain their food from dead and decaying organic substance are called:
  A)
  Parasites        
  done clear
  B)
  Saprophytes
  done clear
  C)
  Symbiotic plants    
  done clear
  D)
  All of these
  done clear
  E)
  None of these
  done clear
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• question_answer3)
  In which one of the following groups a lion should be kept?
  A)
  Autotrophs     
  done clear
  B)
  Heterotrophs
  done clear
  C)
  Saprophytes   
  done clear
  D)
  Parasites
  done clear
  E)
  None of these
  done clear
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• question_answer4)

  Consider the following two statements:

  Statement A: The higher the electrical resistance of a material, the greater heat is produced.

  Statement B: For a given electrical resistance, the greater the current, the greater amount of heat is produced.

  Which of the following is correct with respect to the above statements?

  A)
  Statement A is False and Statement B is True.
  done clear
  B)
  Both, Statement A and Statement B are True.
  done clear
  C)
  Both, Statement A and Statement B are False.
  done clear
  D)
  Statement B is False and Statement A is True.
  done clear
  E)
  None of these
  done clear
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• question_answer5)
  Which one of the following is a factor for scarcity of water?
  A)
  Scanty rainfall    
  done clear
  B)
  Overpopulation
  done clear
  C)
  Afforestation   
  done clear
  D)
  Both a and b
  done clear
  E)
  None of these
  done clear
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• question_answer6)
  Which one of the following steps will help us in prevention of soil pollution?
  A)
  The use of polythene bags should be avoided
  done clear
  B)
  The use of pesticides in agriculture should be minimized
  done clear
  C)
  Used plastic and metal objects should be sent to factories for recycling
  done clear
  D)
  All of these
  done clear
  E)
  None of these
  done clear
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• question_answer7)
  Which of the following is semi synthetic fibre?
  A)
  Cellulose   
  done clear
  B)
  Polyester    
  done clear
  C)
  Polyamide        
  done clear
  D)
  Rayons
  done clear
  E)
  None of these
  done clear
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• question_answer8)

  Consider the following two statements:

  Statement A: Cyclone has high speed wind swirling around a high pressure centre.

  Statement B: A cyclone is known as typhoon in Philippines.

  Which of the following is correct with respect to the above statements?

  A)
  Statement A is False and Statement B is True.
  done clear
  B)
  Both, Statement A and Statement B are True.
  done clear
  C)
  Both, Statement A and Statement B are False.
  done clear
  D)
  Statement B is False and Statement A is True.
  done clear
  E)
  None of these
  done clear
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• question_answer9)

  Consider the following two statements:

  Statement A: Blood carries essential substances to different parts of body cells.

  Statement B: Blood flows in our body through tubes called blood vessels.

  Which of the following is correct with respect to the above statements?

  A)
  Statement A is False and Statement B is True.
  done clear
  B)
  Both, Statement A and Statement B are True.
  done clear
  C)
  Both, Statement A and Statement B are False.
  done clear
  D)
  Statement B is False and Statement A is True.
  done clear
  E)
  None of these
  done clear
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• question_answer10)
  Litmus turns ________ in acid and ________ in basic solution.
  A)
  Red, Blue   
  done clear
  B)
  Blue, Red
  done clear
  C)
  Red, Green      
  done clear
  D)
  Yellow, Green
  done clear
  E)
  None of these
  done clear
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• question_answer11)
  Which of the following contains acid?
  A)
  Lemon             
  done clear
  B)
  Orange
  done clear
  C)
  Tomato
  done clear
  D)
  All of these
  done clear
  E)
  None of these
  done clear
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• question_answer12)
  The degree of rainfall depends on which factors?
  A)
  Winds
  done clear
  B)
  Closeness to the sea
  done clear
  C)
  Presence of mountains
  done clear
  D)
  All of these
  done clear
  E)
  None of these
  done clear
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• question_answer13)
  Which one of the following is a physical change?
  A)
  Burning of coal 
  done clear
  B)
  Growing of trees
  done clear
  C)
  Breaking of glass 
  done clear
  D)
  Burning of paper
  done clear
  E)
  None of these
  done clear
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• question_answer14)
  A cyclone is known by which one of the following names in Japan?
  A)
  Typhoon           
  done clear
  B)
  Hurricane    
  done clear
  C)
  Thunderstorm
  done clear
  D)
  Tornado
  done clear
  E)
  None of these
  done clear
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• question_answer15)

  Which one of the following statements is correct?

  Statement 1: Saliva helps in digestion of starch.

  Statement 2: Saliva helps in digestion of protein.

  A)
  Statement 1
  done clear
  B)
  Statement 2
  done clear
  C)
  Both statements are correct.    
  done clear
  D)
  Both statements are incorrect.
  done clear
  E)
  None of these
  done clear
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• question_answer16)
  What is the correct chemical formula for magnesium oxide?
  A)
  \[M{{g}_{3}}{{O}_{2}}\]        
  done clear
  B)
  \[M{{g}_{2}}{{O}_{3}}\]
  done clear
  C)
  \[M{{g}_{2}}O\]          
  done clear
  D)
  \[MgO\]
  done clear
  E)
  None of these
  done clear
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• question_answer17)
  The process of digestion taking place in grass eating animals is called ____.
  A)
  Assimilation
  done clear
  B)
        Egestion     
  done clear
  C)
  Rumination
  done clear
  D)
  Absorption
  done clear
  E)
  None of these
  done clear
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• question_answer18)
  Identify the single called organism among the following.
  A)
  Cow     
  done clear
  B)
  Human being
  done clear
  C)
  Fungi    
  done clear
  D)
  Amoeba
  done clear
  E)
  None of these
  done clear
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• question_answer19)
  The largest gland in the human body is:
  A)
  Salivary gland     
  done clear
  B)
  Liver
  done clear
  C)
  Oesophagus        
  done clear
  D)
  Villi
  done clear
  E)
  None of these
  done clear
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• question_answer20)
  Which of the following does not yield wool?
  A)
  Camel              
  done clear
  B)
  Yak         
  done clear
  C)
  Goat   
  done clear
  D)
  Woolly dog
  done clear
  E)
  None of these
  done clear
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• question_answer21)
  Pashmina shawls are found in
  A)
  South America    
  done clear
  B)
  South Africa
  done clear
  C)
  Gujarat         
  done clear
  D)
  Kashmir
  done clear
  E)
  None of these
  done clear
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• question_answer22)
  The rearing of silkworms to obtain silk is called ____.
  A)
  Sericulture 
  done clear
  B)
  Agriculture
  done clear
  C)
  Horticulture         
  done clear
  D)
  Aqua Culture
  done clear
  E)
  None of these
  done clear
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