Q8Multiple choice
Which one of the following statements is incorrect?
- a.In cockroaches and prawns excretion of waste material occurs through malpighian tubules.
- b.In ctenophores, locomotion is mediated by comb plates.
- c.In Fasciola, flame cells help in excretion
- d.Earthworms are hermaphrodites and yet cross fertilization take place among them.