Flat worms are

How many statement is/are correct regarding flat worms? (a) Cysticercosis in man is caused by ingestion of cysticercus in measly pork (b) Fasciola enter snail's body at miracidium stage and leave it at metacercaria stage. (c) All flat worms are hermaphrodite and they exhibit cross fertilisation. (d) Nervous system in Dugesia has only 1-3 longitudinal nerve cords connected by transverse commissure. (e) Cerebral ganglia is absent

Flat worms reproduce through

All worms are

Flat worms show …………….. organization.

Name the excretory organs of flat worms and Amphioxus ?

Differentiate flat worms and round worms. ( 4 characters ).