Problem:
Question 1: Chloragogen tissue of annelids (segmented worms) converts ammonia to less toxic urea, which is similar in function to the vertebrate
a) kidneys.
b) liver.
c) gall bladder.
d) pancreas.
e) spleen.
Question 2: Which group is likely the most abundant animal of Earth?
a) flatworms
b) cladocerans
c) segmented worms
d) copepods
e) water bears
Provide the correct answer and justification for your choice.