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Animal Kingom
Classification
Question | Answer |
---|---|
Animals are classified by the | presence or absence of a backbone and a body plan |
Invertebrate | NO backbone |
Vertebrate | HAS a backbone |
Example of an invertebrate | jelly-fish |
Example of a vertebrate | chicken |
Name 3 different body plans | radial,bilateral and asymmetry |
Radial symmetry | the body can be divided into 2 equal halves along more than one plane |
Asymmetry | No body plan |
Bi-lateral symmetry | the body can be divided into 2 equal halves alond one plane |
Has an asymmetrical body plan | sponge |
Has bilateral symmetry | lizard |
Has radial symmetry | starfish |