[{"id":1072683,"question":"The length of trachea is.","choices":[{"text":"10 cm","value":"A"},{"text":"12 cm","value":"B"},{"text":"14 cm","value":"C"},{"text":"16 cm","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":1072682,"question":"the vibration of voeal cords produce.","choices":[{"text":"Heat","value":"A"},{"text":"Cold","value":"B"},{"text":"Saliva","value":"C"},{"text":"Sound","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":1072681,"question":"Pharynx is a common passage for.","choices":[{"text":"taste and smell","value":"A"},{"text":"Food and air","value":"B"},{"text":"Breathign and respiration","value":"C"},{"text":"Food and water","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":1072679,"question":"The box present between pharynx and trachea is.","choices":[{"text":"Bronchi","value":"A"},{"text":"Alveoli","value":"B"},{"text":"Nasal cavity","value":"C"},{"text":"Larynx","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":1072678,"question":"At the floor of pharynx there is an opening called.","choices":[{"text":"Trachea","value":"A"},{"text":"Glottis","value":"B"},{"text":"Epiglottis","value":"C"},{"text":"Vocal cords","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":1072677,"question":"Nasal cavity opens into","choices":[{"text":"Larynx","value":"A"},{"text":"Bronchi","value":"B"},{"text":"Trachea","value":"C"},{"text":"Pharynx","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":1072675,"question":"The function of mucus in the nasal cavity.","choices":[{"text":"Traps dust particles","value":"A"},{"text":"Filter the air","value":"B"},{"text":"Warms the air","value":"C"},{"text":"Protection","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":1072674,"question":"Role of fine hairs in nostrils is.","choices":[{"text":"Filter the air","value":"A"},{"text":"Mucus Production","value":"B"},{"text":"Protection","value":"C"},{"text":"Warms the air","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":1072673,"question":"Where is carbon dioxide prduced.","choices":[{"text":"In the air passagewy","value":"A"},{"text":"During cellular respiration","value":"B"},{"text":"Outside the lungs","value":"C"},{"text":"In the mechanical breathing","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":1072671,"question":"The human respiratory system consists of which two major parts.","choices":[{"text":"Nasal cavity and trachea","value":"A"},{"text":"Heart and lungs","value":"B"},{"text":"Air passageway and lungs","value":"C"},{"text":"Ribs and diaphragm","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":1072670,"question":"Respiration is a process","choices":[{"text":"Chemical","value":"A"},{"text":"Physical","value":"B"},{"text":"Mechanical","value":"C"},{"text":"Biological","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":1072669,"question":"Through which process animals move air into and out of the body.","choices":[{"text":"Oxidation ","value":"A"},{"text":"Breathing","value":"B"},{"text":"Reduction","value":"C"},{"text":"Transpiration","value":"D"},{"value":"E"}],"correctAnswer":2}]