Zoology: Animal diversity non-chordates

Poriferans

What organisms show cellular level of organisation

Coelenterates and Ctenophores

What organisms show tissue level of organisation

Platyhelminthes

What organisms show Organ level of organisation

Aschelminths to chordates

What organisms show Organ system level of organisation

Coelentarates, ctenophores and platyhelminthes

What organisms have an incomplete digestive system

Aschelminthes to chordates

What organisms have a complete digestive system

Arthropods, non-cepholoid molluscs , Hemichordates and tunicates

What organisms have open circulatery system

Annelids, Cephalopod molluscs, Chordates

What organisms show closed circulatory system

Lower animals like sponges, coelentarates

What organisms show asexuall reproduction

Aquatic and most of them are marine

What is the habitat for porifera

Endoskeleton, spicules or spongin fibres or both and are made up of calcerous

What is the skeleton of poriferans called, what does it consist of ad what are they made up of?

Asexual: fragmentation ; Sexual: Cross fertilisation

what are the types of reproduction found in sponges

It is morphologically different from the adult

What is a characteristic of poriferans in the larvael stage

Sycon (Scypha), Spongilla (Fresh water sponge) and Euspongia (Bath sponge)

What are the examples of Poriferans

Physalia (Porteguese man of war), Adamsia (sea anemone), Pennatula(sea pen), Gorgonia ( sea fan) , Meandrina (brai coral)

What are the exaples of Colenterata

It is the process by which medusae turn to polyp and vice versa. Example: Obelia

Define metagenisis, give an example

Pleurobrachia (sea gooseberry), Ctenoplana, Hormiphora(sea walnut), Cestum(venus girdle), Beroe

What are some examples of Ctenophores

Taenaia(tapeworm), Fasciola (liver fluke), Planaria(Dugesia)

What are some examples of Platyhelminthes

Ascaris(Roundworm), Wuchereria( Filaria worm), Ancylostoma(Hookworn), Enterobius (Oxyuris), Drancunculus medinensis (Gueinea worm), Rhabditis ( free living)

What are some examples of Aschelminthes

Nereis(Sandworm),Pheretima (Earthworm) and Hirudinaria (Blood sucking leech)

What are some examples of Annelida

Culex, Anopheles and bombyx

What are some examples of Arthropoda havig idirect development

It has parapodia

What characteristic does Nereis have

Prawns, crabs

What organisms have gills

Limulus

What organisms have book gills

Scorpians, spiders

What organisms have book lungs

Apis ( honey bee), Bombyx (silkworm), Laccifer(Lac insect)

What are some examples of arthropods

Pila( apple snail), Pinctada(Pearl oyster) Sepia(Cuttlefish),Loligo(squid), Octopus(Devil fish), Aplysisa(Sea hare), dentalium(Tusk shell) and Chaetopleura(Chiton)

What are some examples of Mollusca

Osphradium

What is the sensory structure which test the chemical nature of water

Asteria(Star fish), Echinus ( Sea urchin), Antedon( sea lily), Cucmaria( Sea anemone) and ophuria( Brittle star)

What are the examples of Echinodermata

Balanoglossus(Tongue worm), Saccoglossus(Tongue worm)

What are the examples of Hemichordata

taenia saginata

What is teh beef tapeworm called