Ch 33: Invertebrates - Rotifers Flashcards
1
Q
Rotifers have a Psuedocoelomate meaning they have
A
a fluid filled body cavity. Tissue derived from mesoderm partly lines the fluid filled body cavity of these animals. Thus, although organs are held in place loosely, they are not as well organized as in a coelomate.
2
Q
how small are Rotifers?
A
50um-2mm
3
Q
Rotifers live in
A
water
4
Q
Rotifers have a cilliated structure on the top part of their bodies, what is it used for and what is it called?
A
corona. used for locomotion and gathering food
5
Q
Rotifers have a jaw t or f
A
t
6
Q
what kind of gut does a Rotifer have
A
complete with one way direction
7
Q
Rotifers reproduce …
A
sexually and asexually
8
Q
in asexual reproduction Rotifers can reproduce using
A
Parthenogenesis
9
Q
after fertilization, embryo can
A
be dormant for years
