7th Class Science Sample Paper

done Science Sample Paper-6 Total Questions - 22    [Download]

• question_answer1)
  Stomata are surrounded by which one of the following?                
  A)
  Carbohydrates        
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  B)
  Chlorophyll
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  C)
  Guard cells         
  done clear
  D)
    Epidermis
  done clear
  E)
  None of these                                                     
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• question_answer2)
  Which of the following animals reproduces by both sexual and asexual processes?
  A)
  
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  B)
   
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  C)
  
  done clear
  D)
  
  done clear
  E)
  None of these
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• question_answer3)
  Identify a parasitic plant from the following options.
  A)
  Eggplant           
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  B)
  Pitcher plant
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  C)
  Cuscuta            
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  D)
  Money plant
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  E)
  None of these
  done clear
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• question_answer4)
  Match the following:

  [a] Insects	(i) Heterotroph
  [b] Nitrogen	(ii) Leaf
  [c] Chlorophyll	(iii) Rhizobium bacteria
  [d] Animals	(iv) Pitcher Plant

   
  A)
  a\[\to \]i,            b\[\to \]ii,           c\[\to \]iii,           d\[\to \]iv
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  B)
  a\[\to \]ii,           b\[\to \]iii,          c\[\to \]i,            d\[\to \]iv
  done clear
  C)
  a\[\to \]iv,          b\[\to \]iii,          c\[\to \]ii,           d\[\to \]i
  done clear
  D)
  a\[\to \]iii,          b\[\to \]ii,           c\[\to \]i,            d\[\to \]iv
  done clear
  E)
  None of these
  done clear
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• question_answer5)
  Which of the following is a wool-yielding animal?
  A)
  Yak    
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  B)
                  Alpaca
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  C)
  Sheep                 
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  D)
  All of these
  done clear
  E)
  None of these
  done clear
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• question_answer6)
  Breathing is a ____ process while respiration is a ____ process.
  A)
  Chemical, physical
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  B)
  Physical, chemical
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  C)
  Chemical, chemical
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  D)
  Physical, physical
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  E)
  None of these
  done clear
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• question_answer7)
  Which of the following relations is correct?
  A)
  \[Speed=Distance\times Time\]
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  B)
  \[Speed=Distance\div Time\]
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  C)
  \[Speed=Time\div Distance\]
  done clear
  D)
  \[Speed=\frac{1}{Distance\times Time}\]
  done clear
  E)
  None of these
  done clear
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• question_answer8)

  Consider the statements given below:

  Shravan: Laboratory thermometer has temperature range from \[10{}^\circ C\]to\[110{}^\circ C\].

  Radhey: Clinical thermometer has the temperature range from \[35{}^\circ C\]to\[42{}^\circ C\].

  Who is correct?

  A)
  Shravan only.
  done clear
  B)
  Radhey only.
  done clear
  C)
  Both Shravan and Radhey are correct.
  done clear
  D)
  Either Shravan or Radhey is correct.
  done clear
  E)
  None of these
  done clear
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• question_answer9)
  Weight-lifters are generally required to build more muscles and body mass. For this purpose, they need to take a diet which is rich in
  A)
  Carbohydrates
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  B)
         Fats
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  C)
  Vitamins           
  done clear
  D)
  Proteins
  done clear
  E)
  None of these
  done clear
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• question_answer10)
  Minakshi visited her friend who was on dialysis in the hospital. Which organ of Minakshi's friend was not working well?                                  
  A)
        
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  B)
  
  done clear
  C)
  
  done clear
  D)
  
  done clear
  E)
  None of these
  done clear
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• question_answer11)
  One litre of water at\[~\mathbf{20}{}^\circ \mathbf{C}\] is mixed with one litre of water at\[\mathbf{30}{}^\circ \mathbf{C}\]. The temperature of the mixture will be:
  A)
  \[50{}^\circ C\]    
  done clear
  B)
  less than \[20{}^\circ C\]
  done clear
  C)
  between \[20{}^\circ C\]and\[~30{}^\circ C\]         
  done clear
  D)
  \[10{}^\circ C\]
  done clear
  E)
  None of these
  done clear
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• question_answer12)
  Which one of the following is a combination reaction?
  A)
  \[2Mg+{{O}_{2}}\to 2MgO\]
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  B)
  \[{{N}_{2}}+3{{H}_{2}}\to N{{H}_{3}}\]
  done clear
  C)
  \[~2{{H}_{2}}O\to 2{{H}_{2}}+{{O}_{2}}\]   
  done clear
  D)
  Both [a] and [b]
  done clear
  E)
  None of these
  done clear
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• question_answer13)
  Identify the process which is involved in the absorption of water from the soil by the roots of a plant?
  A)
  Translocation     
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  B)
  Transpiration      
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  C)
                Respiration         
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  D)
    Osmosis
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  E)
  None of these                                     
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• question_answer14)
  The length of the small intestine in human is about:                  
  A)
  10.5m                 
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  B)
         40m                   
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  C)
          6 to 7m      
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  D)
         23.4m
  done clear
  E)
  None of these
  done clear
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• question_answer15)
  The process of depositing a layer of zink on the iron object to protect it from rusting is called                                                           
  A)
  amalgamation    
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  B)
  crystallisation       
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  C)
  neutralisation   
  done clear
  D)
  galvanisation      
  done clear
  E)
                 None of these     
  done clear
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• question_answer16)
                   The sting of an ant contains ____
  A)
  Hydrochloric acid
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  B)
        Formic acid
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  C)
  Sulphuric acid     
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  D)
        Ethanoic acid
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  E)
  None of these
  done clear
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• question_answer17)
  Bryophyllum can reproduce by its
  A)
  Leaves               
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  B)
  Roots
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  C)
  Stem                        
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  D)
  Flower
  done clear
  E)
  None of these
  done clear
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• question_answer18)
  Which one of the following mirror is used as a rear-view mirror in vehicles?
  A)
  Plane mirror       
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  B)
       Concave mirror
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  C)
  Convex mirror    
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  D)
       All of these
  done clear
  E)
  None of these
  done clear
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• question_answer19)
  WWTP stands for which one of the following?
  A)
  Waste Water Tremendous Plant
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  B)
  Waste Water Therapy Plant
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  C)
  Waste Water Treatment Plant
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  D)
  Waste Water Travel Plant
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  E)
  None of these
  done clear
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• question_answer20)
  The flowers which contain either only the pistil or only the stamens are called:
  A)
  asexual flowers   
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  B)
        bisexual flowers
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  C)
  unisexual flowers
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  D)
      All of these
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  E)
  None of these
  done clear
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• question_answer21)
  The bulb in the given circuit does not glow. Identify the problem.
  A)
  The circuit is open
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  B)
  The switch is off
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  C)
  Batteries are wrongly connected
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  D)
  All of these
  done clear
  E)
  None of these
  done clear
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• question_answer22)
  During digestion, proteins are changed into:
  A)
  glucose            
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  B)
  sugar
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  C)
  fatty acids           
  done clear
  D)
    amino acids
  done clear
  E)
  None of these
  done clear
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