Exam 5 Material (Hydrozoa: Class of Cnidarian) Flashcards
1
Q
How can hydra reproduce?
A
Sexually and asexually
2
Q
When do hydra reproduce asexually?
A
When conditions are good
3
Q
When do hydra reproduce sexually?
A
When conditions are unstable
4
Q
What is being described (part of the hydra—has both polyp and medusa stages and they have alterations of sexual and asexual reproduction)?
A
Obelia
5
Q
In obelia, what are ployps produced for?
A
Feeding and reprodction
6
Q
In obelia, is the medusa for sexual or asexual reproduction?
A
Sexual
7
Q
In obelia, is the polyp for sexual or asexual reproduction?
A
Asexual
8
Q
In the hydra’s life cycle, the medusa is what (produces egg and sperm through meiosis)?
A
Diploid
