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Hi students! this quiztopia is on the topic of our human respiratory system and the air around us! Do not leave any blanks, and no bubbles will be awarded for any blanks or multiple attempts as well! Are you ready?
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Refer to the image for the full question.
2. Which one of the following statements about the function of the lungs is true?
(1) The lungs remove oxygen from the body.
(2) The lungs remove carbon dioxide from the body.
(3) The lungs remove oxygen produced by the heart.
(4) The lungs transport oxygen produced by the nose.
Refer to the image for the context of the question, and answer the question below.
What could be the reason we have nose hairs in the nostrils?
(1) To trap air and keep our nose warm.
(2) To moisten the air before entering our windpipe.
(3) To trap dirt and dust particles in the air we breathe in.
(4) To block tiny particles like germs and viruses from entering our nose.
Choking occurs when food is stuck in the airway, making it difficult to breathe.
(a) Which body system is affected when a person chokes on a piece of chocolate?
(1) Skeletal system
(2) Muscular system
(3) Circulatory system
(4) Respiratory system
continued from previous question:
(b) State the function of the body system you have identified in (a). [1]
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