The body surface of annelids is distinctly marked out into segments. These segements are called as:

The first segment of annelids is

The first segment of annelids is

The first segment of annelids is

Body cavity of annelids/Nereis is

Body cavity of annelids/Nereis is

Body cavity of annelids/Nereis is

Body cavity of annelids/Nereis is

The name of phylum is derived from certain features of animals. Select that how many of these are correct. A. Cnidaria-Cnidoblasts/cnidocytes b. Latworms -Dorso-ventrally flattened body c. Platyhelminthes-Circular cross section d. Aschelminthes-Body surface is indistinctly Marked out into segments or metameres e. Echinodermata-Exoskeleton of calcareous ossicles.

The body segments in earthworm are called