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22. Holozoic nutrition, nutrition in amoeba, and fish circulation

Arrange the steps accordingly to depict respiration in Tuna:

Answer variants:

Then deoxygenated blood from the different body parts is collected and reaches the heart

Oxygenated water is taken through the mouth of fish

\(O_2\)-rich water passes to the gill chambers and gills

Deoxygenated blood from heart reaches the gills and diffusion of gases takes place where blood is oxygenated

Oxygenated blood from gills passes to various body parts

Step 1:

Step 2:

Step 3:

Step 4:

Step 5:

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