Observe fish in an aquaruim.you will find flap like structure on both sides of their heads. These are flaps which cover the gills. These flaps open and close alternately. On the basis of the observations, explain the process of respiration in the fish..
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as water contains dissolved molecules of oxygen that the fish are able to use for respiration, just as humans are able to use oxygen in the air. Fish have a very specific organ in order to extract oxygen from the water, as well as expel carbon dioxide that can do it first of .This organ is called
Your answer starts from here
as water contains dissolved molecules of oxygen that the fish are able to use for respiration, just as humans are able to use oxygen in the air. Fish have a very specific organ in order to extract oxygen from the water, as well as expel carbon dioxide that can do it first of .This organ is called
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