Question

define breathing, gills, spiracles and trachea ​

Answer 1

$\huge{\pink{\red{\sf \boxed{Answer}}}}$

Fish and other aquatic organisms use gills to take up oxygen dissolved in the water and diffuse carbon dioxide out of the bloodstream.

Some insects utilize a tracheal system that transports oxygen from the external environment through openings called spiracles

$<font color = "red"><marquee>❤❤❤Thanks❤❤❤</marquee> </font>$

Answer 2

answer u already got..........