If a tunicate's pharyngeal gill slits were blocked by a foreign object, which of the following processes would the organism have trouble performing?
A) respiring only
B) feeding only
C) moving
D) respiring and feeding

Question

Quizplus · Accepted Answer

Tunicates use their pharyngeal gill slits for both feeding and respiring. Blocking these slits would impair their ability to filter feed (capture food particles from water) and to exchange gases, thus affecting both respiration and feeding.

If a Tunicate's Pharyngeal Gill Slits Were Blocked by a Foreign