What is Echinodermata ?

1 Answer

Answer :

Echinodermata is one of the major constituents of fauna. The animals belonging to the Echinodermata episode are called Echinoderms. The Greek word echinos means spine or thorn and derma means skin and the word echinodermata comes from the skin. [1]

Related questions

Description : Describe salient features of Phylum Echinodermata.

Last Answer : Describe salient features of Phylum Echinodermata.

Description : Match the Column. Echinodermata

Last Answer : Match the Column.

Description : Are echinodermata vertebrates?

Last Answer : No, Echinoderms are invertebrate animals.

Description : What are the classes into which the phylum Echinodermata is divided?

Last Answer : The five echinoderm classes are: asteroids (starfishes), ophiuroids, crinoids, holothuroids (sea cucumbers) and echinoids (sea urchins and sand dollars).

Description : Give the characteristics of phylum Echinodermata? 

Last Answer : i) These are called Echinodermata because their body is covered with spines and sprites. ii) These animals are unique. iii) All animals of this phylum are exclusively marine. iv) All animals have ... have gills to respire. vii) Their common examples are sea star, brittle star, sea urchin etc. 

Description : Peripatus is a connecting link between (a) mollusca and echinodermata (b) annelida and arthropoda (c) coelenterata and porifera (d) ctenophora and platyhelminthes

Last Answer : (b) annelida and arthropoda

Description : Which one occurs in echinodermata? (a) Bilateral symmetry (b) Radial symmetry (c) Porous body (d) Soft skin

Last Answer : (b) Radial symmetry

Description : In which of the following animals, haemocyanin pigment is found? (a) Annelida (b) Echinodermata (c) Insecta (d) Mollusca

Last Answer : d) Mollusca

Description : Which one of the following phyla is correctly matched with its two general characteristics? (a) Echinodermata - pentamerous radial symmetry and mostly internal fertilization (b) Mollusca - normally ... Chordata - notochord at some stage and separate anal and urinary openings to the outside.

Last Answer : (c) Arthropoda - body divided into head, thorax and abdomen and respiration by tracheae

Description : In which one of the following, the genus name, its two characters and its phylum are not correctly matched, whereas the remaining three are correct? (a) Pila (i) Body segmented Mollusca ... Porifera (ii) Canal system (d) Periplaneta (i) Jointed appendages Arthropoda (ii) Chitinous exoskeleton

Last Answer : (a) Pila (i) Body segmented Mollusca (ii) Mouth with radula

Description : In which one of the following, the genus name, its two characters and its phylum are not correctly matched, whereas the remaining three are correct? (a) Pila (i) Body segmented Mollusca ... Porifera (ii) Canal system (d) Periplaneta (i) Jointed appendages Arthropoda (ii) Chitinous exoskeleton

Last Answer : (a) Pila (i) Body segmented Mollusca (ii) Mouth with radula

Description : Which of the following are correctly matched with respect to their taxonomic classification? (a) House fly, butterfly, - Insecta tse-tse fly, silver fish (b) Spiny anteater, sea - Echinodermata ... fish, cuttle fish, - Pisces silver fish (d) Centipede, millipede, - Insecta spider, scorpion

Last Answer : (a) House fly, butterfly, – Insecta tse-tse fly, silver fish

Description : Match the following genera with their respective phylum. (1) Ophiura (i) Mollusca (2) Physalia (ii) Platyhelminthes (3) Pinctada (iii)Echinodermata (4) Planaria (iv) Coelenterata (a) (1)-(iv), (2)-(i), (3)-(iii), (4)-(ii) (b) (1)-( ... , (3)-(iv), (4)-(ii) (d) (1)-(iii), (2)-(iv), (3)-(ii), (4)-(i)

Last Answer : (b) (1)-(iii), (2)-(iv), (3)-(i), (4)-(ii)

Description : The animals with bilateral symmetry in young stage and radial pentamerous symmetry in the adult stage, belong to the Phylum (a) Annelida (b) Mollusca (c) Cnidaria (d) Echinodermata.

Last Answer : (d) Echinodermata.

Description : Metameric segmentation is the characteristic of (a) mollusca and chordata (b) platyhelminthes and arthropoda (c) echinodermata and annelida (d) annelida and arthropoda.

Last Answer : (d) annelida and arthropoda.

Description : Phylum Echinodermata

Last Answer : ARMORED SAND STAR (Astropecten armatus) Habitat: Sandy bottoms to 60m from Southern California to Ecuador. Size: 15 cm (6 in) Position in food web: Carnivorous: Feeds on mainly on snails ... than others, about 1 m in 15 minutes Relatives: sea stars, sand dollars, and sea urchins