10th class Biology chapter 1 online mcq test with answers for matric part 2 Biology chapter 1(Gaseous Exchange)

Gaseous Exchange

Sr. #	Questions	Answers Choice
1	Lungs are enclosed in a membrane called;	peritonium pleural membrane epidermis pericardium
2	The structural and functional unit of lungs is:	trachea pharynx broncioles alveolus
3	In man the correct passage of air is:	nostrils, nasal, cavit, pharynx, trachea, arynxl, bronchi, bronchioles alveolar,duct, aleoli nostrils, nasal cavity, Pharynx, larynx , bronchi, trachea , bronchioles , alveolar duct, alveoli Notrils , nasal, cavity, larynx, pharynx, trachea,bronchioles, alveolar, duct alveoli, Nasal cavity, nostrils, larynx, pharynx, alveoli , trachea bronchi, bronchioles ,alveolar dict ,
4	Cartilage is absent in:	larynx trachea bronchi bronchioles
5	It is also called sound box:	trachea larynx pharynx bronchus
6	In man the system of gaseous exchange is:	digestive system respiratory system nervous system excretory system
7	In wood seems and roots the gaseous:	lenticels epidermal cells somata micropyle
8	In plants, gaseous exchange takes place as:	CO2 is removed and O2 is absorbed CO2 is absorbed and O2 is removed CO2 and O2 both are absorbed CO2 and O2 both are removed