Fish use .......... to take in oxygen gas and get rid of carbon dioxide gas.
mouth
gills
nose
Our body needs ........... from the air to be able to do different activities.
water
carbon dioxide gas
oxygen
The products of respiration process are .........
oxygen gas and water vapor.
carbon dioxide gas and water vapor.
A process by which the air rich in oxygengas enters the lungs through the nose is called..................
digestion
exhalation
inhalation
Inhalation is a process by which the air rich in carbon dioxide gas and water vapor is expelled outside the lungs through the nose.
True
False
The size of chest cavity in exhalation process becomes......
narrow.
Enlarges in size .
stay the same size .
Fish take in water from their.......... and allow water out from their gills.
lungs
During exhalation process ,the diaphragm muscle contracts and...............
moves down
moves up
stays in place
Gills are considered an example of structural adaptation which allow fish to live.
Each lung contains ........ which is divided into bronchioles.
Pharynx
bronchus
alveoli.