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13 Cards in this Set
- Front
- Back
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Kingdom Animalia
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1.Group Invertebrata
2.Phylum chordata |
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Group Invertebrata
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1.Organisms with cellular level of organization
2.Organisms with tissue level of organization |
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1.Organisms with cellular level of organization
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Organisms with cellular level of organization. Phylum porifera
Ex:- sponges Sycon,Euplectella, etc |
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2.Organisms with tissue level of organization
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a)acoelomates
b)Pseudocelomates c)Coelomates |
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a)Acoelomates
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organisms having no body cavity between epidermis and gastrodermis (food canal).
This divided into 2 a)Phylum coelenterata b)Phylum platyhelminthes |
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a)Phylum coelenterata
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multicellular organisms,the body of which consists of two layers of tissues (ectoderm and endoderm) with a jelly-like substance in between phylum coelenterata Ex:-Hydra,Obellia, etc.
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b)Phylum platyhelminthes
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Flatworms with dorsoventrally flattened,triploblastic,bilateral symmetrical body Ex:-tapeworm, liver fluke etc..
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b)Pseudocelomates
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Organisms having false body cavity,i.e.coelom not lined by mesoderm on all the sides . This is classified into Phylum Nematoda Ex:- Ascaris, Wuchereria
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c)Coelomates
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organisms with true coelom,I.e. coelom lined by mesoderm completely .This is classified into 4 i.e.
a)Phylum Annelida b)Phylum Arthropoda C)Phylum Mollusca d)Phylum Echinodermata |
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a)Phylum Annelida
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Elongated segmented, ringed worm;body triploblastic and contains true coelom phylum annelida Ex:- earthworm, leech,etc..
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b)Phylum Arthropoda
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body with jointed appendages; triploblastic,bilaterally symmetrical and segmented body phylum arthropoda Ex:-crab,butterfly ,etc..
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C)Phylum Mollusca
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Soft body with an outer shell; triploblastic, bilaterally symmetrical body,muscular foot present for locomotion phylum mollusca Ex:-Pila,octopus,etc..
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d)Phylum Echinodermata
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Exclusively free living marine animals; adult forms having pentamerous symmetry phylum ehinodermate Ex:- starfish,seaurchins,etc..
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