7th Class Science Sample Paper

done Science Sample Paper-1 Total Questions - 22    [Download]

• question_answer1)
  Green plants, algae and some bacteria can produce their own food by the process of
  A)
  Photosynthesis
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  B)
  Chlorophyll   
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  C)
  Heterotrophic
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  D)
  All of these
  done clear
  E)
  None of these
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• question_answer2)
  Name the cells which controls the opening and closing of stomata.
  A)
  Guard cells 
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  B)
  Sieve cells    
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  C)
  Xylem cells   
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  D)
  Phloem cells
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  E)
  None of these
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• question_answer3)
  Choose odd one out
  A)
  Food pipe         
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  B)
  Wind pipe  
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  C)
  Stomach           
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  D)
  Small intestine
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  E)
  None of these
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• question_answer4)
  Choose odd one out.
  A)
  Rayon              
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  B)
  Nylon
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  C)
  Polyester       
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  D)
  Cotton
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  E)
  None of these
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• question_answer5)
  Find the odd man out.
  A)
  Conduction   
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  B)
  Convection
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  C)
  Twisting        
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  D)
  Radiation
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  E)
  None of these
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• question_answer6)
   ________ contains oxalic acid.
  A)
  Lemon 
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  B)
  Orange      
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  C)
  Spinach            
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  D)
  All of these
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  E)
  None of these
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• question_answer7)

  Consider the following two statements:

  Statement A: New substances are not formed after a chemical change.

  Statement B: New substances are formed after a physical change.

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

  A)
  Statement A is False and Statement B is True.
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  B)
  Both, Statement A and Statement B are True.
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  C)
  Both, Statement A and Statement B are False.
  done clear
  D)
  Statement B is False and Statement A is True.
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  E)
  None of these
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• question_answer8)
  Which of the following climates is extremely cold climate?
  A)
  Polar climate 
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  B)
  Tropical climate
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  C)
  Desert climate   
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  D)
  Temperate climate
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  E)
  None of these
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• question_answer9)

  Consider the following two statements:

  Statement A: If raindrops pass through a very hot layer of air, they freeze and come down as hailstone.

  Statement B: When condensation takes place high above the ground, clouds are formed.

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

  A)
  Statement A is False and Statement B is True.
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  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
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• question_answer10)
  The smallest rock particles present in soil form:
  A)
  Clay     
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  B)
  Silt          
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  C)
  Sand 
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  D)
  Gravel
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  E)
  None of these
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• question_answer11)
  Which one of the following is the harmful effect of smoking?
  A)
  Smoking destroys the lung tissues
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  B)
  Smoking causes lung cancer
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  C)
  Smoking causes heart diseases
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  D)
  All of these
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  E)
  None of these
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• question_answer12)
  A pedestrian moves 750 metres in 10 minutes. Find his speed.
  A)
  2.5 km/h           
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  B)
  3.5 km/h    
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  C)
  4.5 km/h           
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  D)
  5.5 km/h
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  E)
  None of these
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• question_answer13)
  The floating materials left over in the first sedimentation tank which do not settle down is removed by:
  A)
  Screener           
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  B)
  Skimmer
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  C)
  Digester     
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  D)
  All of these
  done clear
  E)
  None of these
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• question_answer14)
  Which part of the plant gets carbon dioxide from the air for photosynthesis?
  A)
  Leaf veins                     
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  B)
  Sepals
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  C)
  Stomata     
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  D)
  Root hair
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  E)
  None of these
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• question_answer15)
  Bile juice is stored in
  A)
  Liver                
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  B)
  Pancreas
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  C)
  Stomach  
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  D)
  Gall bladder
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  E)
  None of these
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• question_answer16)
  Which of the following do not have teeth.
  A)
  Rats 
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  B)
  Snakes       
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  C)
  Birds 
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  D)
  Elephants
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  E)
  None of these
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• question_answer17)
  Formation of gas bubbles is ____.
  A)
  physical change
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  B)
  physical property
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  C)
  chemical change 
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  D)
  chemical property
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  E)
  None of these
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• question_answer18)
  Which of the following is the boiling point of water on Celsius scale?
  A)
  212 degree        
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  B)
  90 degree    
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  C)
  100 degree        
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  D)
  111 degree
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  E)
  None of these
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• question_answer19)
  Amoeba intakes its food with the help of:
  A)
  Cilia     
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  B)
  Tentacles     
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  C)
  Pseudopodia
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  D)
  All of these
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  E)
  None of these
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• question_answer20)
  Identify the strong acid?
  A)
  Hydrochloric acid
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  B)
  Nitric acid
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  C)
  Formic add     
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  D)
  Both [a] and [b]
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  E)
  None of these
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• question_answer21)
  Which one of the following is also known as voice box?
  A)
  Trachea            
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  B)
  Pharynx     
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  C)
  Larynx             
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  D)
  Nasal passage
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  E)
  None of these
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• question_answer22)
  Which one of the following is a type of blood vessels?
  A)
  Arteries                         
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  B)
  Capillaries
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  C)
  Veins                
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  D)
  All of these
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  E)
  None of these
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