Minute,wormlike Animals That Live as Parasites in Invertebrates and Have

Q1: Which of the following is not a

Q3: Turbellarians have light-sensitive organs called _ or

Q4: Rotifers are _<br>A)primarily marine.<br>B)dioecious.<br>C)animals with a complete

Q5: The free-swimming,ciliated stage that hatches from a

Q6: Animals with three well-defined germ layers and

Q7: Ribbon worms do not regurgitate undigested wastes

Q8: A planarian feeds by<br>A)attaching with a sucker

Q9: Since flatworms and ribbon worms lack a

Q10: Because some turbellarians fail to add yolk

Q11: The flatworms typically have _ cleavage.<br>A)Radial<br>B)Bilateral<br>C)Rotational<br>D)Discoidal<br>E)Spiral