Question 1Multiple ChoiceWhat is the main function of the respiratory system?To digest foodTo pump bloodTo exchange gasesTo protect the body
Question 2Multiple ChoiceWhich organ is the primary site of gas exchange in the respiratory system?HeartLungsStomachLiver
Question 3Multiple ChoiceWhat gas is exhaled as a waste product by the respiratory system?OxygenCarbon DioxideNitrogenHydrogen
Question 5Multiple ChoiceThe correct path of oxygen in our body is ___A. nose – Air Tubes - Lungs – Air sacs - WindpipeB. Nose – Windpipe – Air tubes – Lungs – Air SacsC. nose - lungs - Windpipe – Air tubes – Air SacsD. nose – Air sacs – Windpipe – Lungs – air tubes
Question 6Multiple ChoiceHow do insects breathe in oxygen from the air?Through their nostrilThrough their breathing holesThrough their gillsThrough their moist skin
Question 7Multiple ChoiceWhat is the function of the lungs?A. It is organs where gas exchange takes placeB. It is the organs where blood is filteredC. It is the organs where blood is pumped around the bodyD. It is the organ where food is broken down into molecules that the body can use
Question 8Multiple ChoiceWhat happens to our ribcage when we breathe out?A. It moves upwardsB. It moves upwards and outwardsC. It expandsD. It moves downwards and inwards
Question 9Multiple ChoiceWhich of the following the illnesses related to the respiratory system that caused by an allergy?asthmatuberculosisemphysemalung cancer
Question 10Multiple ChoiceHow do insects breathe in oxygen from the air?Through their nostrilThrough their breathing holesThrough their gillsThrough their moist skin
Question 13Multiple ChoiceWhat the function of nose in our respiratory system?The place where air enters our bodyConnect nose to air tubesThe place that can produce soundPart of human body that can hear
Question 14Multiple ChoiceWhich of the following is NOT kind of illnesses related to the respiratory system?GastritisAsthmaTuberculosisLung cancer
Question 15Multiple ChoiceWhich of the following the illnesses related to the respiratory system that caused by smoking, air pollutants and dust?Emphysematuberculosislung cancerBronchitis