animalia
DESCRIPTION
TRANSCRIPT
Kingdom Animalia
Biggest kingdom in the living world w/ more than 1 million species named and
identified.
TRIVIA
•What branch of science deals w/ the
study of animals?
?
FeaturesCELL TYPE BODY STRUCTURE MODE OF
NUTRITION
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2 TYPES OF ANIMALS
ANIMALS- W/ backbones?
- w/ out backbones
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Animal Phyla
• Invertebrates- Porifera - Nematoda- Cnidaria - Mollusca- Chenophera - Annelida- Plantyhelminthes - Arthropoda- Nemeria - Echinodermata
- Rotifira
• Vertebrates- Chordata
Body Organization
SymmetryRadial Symmetry Bilateral Symmetry Asymmetrical
- radiate from the center
- Equal on the left and
right side longitudinally
- No definite shape
Body Surface
Dorsal Ventral
Upper surface Lower sufrace
Anterior Posterior
Front end Back end
Ectoderm Mesoderm Endoderm
- Outer layer - Middle layer - Inner layer
INVERTEBRATES
PHYLUM PORIFER
A
SPONGES Filter-feeders
• SPORES BEARING- OSCULUM = LARGE PORE (EXCRETION)- OSTIA = TINY PORES
(INHALENT)• ALWAYS SESSILE• NO ORGAN/ TISSUES• SIMPLEST MULTICELLULAR EUKARYOTIC• REPRODUCE SEXUALLY AND ASEXUALLY
PHYLUM CNIDARIAN
STINGING NETTLE
• HOLLOW TUBE LIKE STRUCTURE• HAS NEMATOCYTES (tentacles)
- TOXIN CHEMICAL WHEN PENETRATE THE BODY OF A PREY
• Mesoglea – single openingEx. Hydra, sea anemone, jellyfish,
coral, portuguese man of war
• Reproduce both Sexual- produce egg during cooler month or rainy seasonAsexual - form bud on their
tentacle which develops into hydra
later on.• Ability to regenerate lost parts
Polyps: Sea anemones
Turritopsis nutricula• IMMORTAL CNIDARIAN
- FLATWORMS
IT DEALS W/ THE STUDY OF
WORMS ?
•HELMINTHOLOGY
3 CLASSES
• CLASS TURBELLARIA- PLANARIA (FREE LIVING)
• CLASS TREMATODA- FLUKES (PARASITES)
• CLASS CESTODA- TAPEWORM (PARASITES)
• HOW DO YOU CALL AN ORGANISM WHICH HAS BOTH GONADS (TESTIS AND OVARY) BUT NEED TO GO CROSS FERTILIZATION ?
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