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Organ systems

Quiz by Stephen Joseph DCruz

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21 questions
Show answers
  • Q1
    The __________________ system takes air into the body and removes air from the body.
    respiratory
    30s
  • Q2
    Living things on land and in water need _________ to stay alive.
    oxygen
    water vapour
    nitrogen
    30s
  • Q3
    The process by which air enters and leaves our bodies is known as ___________
    breathing
    30s
  • Q4
    The ________ in the nostrils help to remove the dirt and dust that is in the air.
    hairs
    30s
  • Q5
    Blood that goes from lungs to the heart has ________ oxygen.
    less
    more
    30s
  • Q6
    Blood that goes from heart to the other parts of the body has _________ oxygen.
    more
    less
    30s
  • Q7
    Blood that goes from other parts of the body back to the heart has ____________ carbon dioxide and less oxygen.
    less
    more
    30s
  • Q8
    Blood that goes from heart back to the lungs has _______ carbon dioxide and less oxygen.
    less
    more
    30s
  • Q9
    Water vapour is also released into the surrounding air from the leaves through the ___________.
    stomata
    30s
  • Q10
    The stomata will ________ when there is less light or when the weather is too hot.
    open
    close
    30s
  • Q11
    The tiny openings on the leaves are known as ______________.
    stomata
    30s
  • Q12
    During photosynthesis, the leaves take in __________________ and give out oxygen.
    carbon dioxide
    30s
  • Q13
    The _________ is a muscular organ that is about the size of our fist.
    heart
    30s
  • Q14
    Heart _________ blood to various parts of the body.
    pumps
    30s
  • Q15
    The __________ rate is the number of times the heart beats per minute.
    breathing
    heart
    30s

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