Question

Show the respiratory organs of the following:
amoeba, earthworm, frog, cockroach,
fish.

Answer 1

Answer

amoeba-- skin or cell membrane

earthworm -- skin

frog-- lungs

cockroach-- spiracles and trachea

fish -- gills

Answer 2

Amoeba respire by cutaneous respiration and by using its sap vacoules that also helps in is mo regulation of salts. In cockroaches on the 56 cervical vertebrae there present trachea some time also book lungs can be used.  In fish respiratory organs are gills but book gills in cray fish. In frog 3 types of respiration gills skin and by lungs. In earth worm cutaneous. Hope this helps u