The symmetry exhibited in cnidarians is ______.

(a)

Radial

(b)

Bilateral

(c)

Pentamerous radial

(d)

Asymmetrical

Sea anemone belongs to phylum ________.

(a)

Protozoa

(b)

Porifera

(c)

Coelenterata

(d)

Echinodermata

The excretory cells that are found in platyhelminthes are _____.

(a)

Protonephridia

(b)

Flame cells

(c)

Solenocytes

(d)

All of these

In which of the following organisms, self fertilization is seen.

(a)

Fish

(b)

Round worm

(c)

Earthworm

(d)

Liver fluke

Nephridia of Earthworms are performing the same functions as ______.

(a)

Gills of prawn

(b)

Flame cells of Planaria

(c)

Trachea of insects

(d)

Nematoblasts of Hydra

Which of the following animals has a true coelom?

(a)

Ascaris

(b)

Pheretima

(c)

Sycon

(d)

Taenia solium

Metameric segmentation is the main feature of ______.

(a)

Annelida

(b)

Echinodermata 

(c)

Arthropoda

(d)

Coelenterata

In Pheretima locomotion occurs with help of ______.

(a)

circular muscles

(b)

longitudinal muscles and setae

(c)

circular, longitudinal muscles and setae

(d)

parapodia

Which of the following have the highest number of species in nature?

(a)

Insects

(b)

Birds

(c)

Angiosperms

(d)

Fungi

Which of the following is a crustacean?

(a)

Prawn

(b)

Snail

(c)

Sea anemone

(d)

Hydra