CH. 15 Flashcards
Ectothermic
1
Endothermic
2
Molting
3
Baleen
3
Echolocation
4use of high frequency sound to locate and stun prey. Used by dolphins, porpoises and toothed-whales
Oxygen revolution
5
Trilobite
6
Zooxanthelle
Provide corals oxygen, carbohydrates and alkaline pH to enhance CaCO3 deposits
Corals have symbiotic relationship with zooxanthelle
Know details and be able to identify the phyla: Porifera
Invertebrate: Sponges(suspension feeders)
Hole bearing
Know details and be able to identify the phyla: Cnidaria
Invertebrate: Coral, jellies, sea anemones, siphonophores
Contains cnidoblasts used to entangle or injure prey
Know details and be able to identify the phyla: Platyhelminthes
Invertebrate: flatworms, flukes, tapeworms
Bilateral symmetry
Know details and be able to identify the phyla: Nematoda
Roundworms
Know details and be able to identify the phyla: Annelida
Segmented worms
Know details and be able to identify the phyla: Mollusca
Chitons, snails, bivalves, squid, octopuses
Soft bodied.
1)Gastropoda(snails)
2)Bivalvia ( clams, oysters and mussels)
3)Cephalopoda (nautiluses octopus and squids)
Know details and be able to identify the phyla: Arthropoda
Crabs, shrimp, barnacles, copepods, krill
(Joint-footed)
Most number of individuals and species
Know details and be able to identify the phyla: Echinodermata
Sea starts, sea urchins, sea cucumbers
Hedgehog skin
Know details and be able to identify the phyla: Cordata
Invertebrate:Tunicates, salts,
Know details and be able to identify the following chordate classes: Agnatha
1
Know details and be able to identify the following chordate classes: Chondrichthyes
2
Know details and be able to identify the following chordate classes: Osteichthyes
3
Know details and be able to identify the following chordate classes: Mammals
4
Know details and be able to identify the following chordate classes: Amphibians - why have they not adapted to the marine environment?
Skin is too permeable to water
Know details and be able to identify the following chordate classes: Aves
Endothermic-likely descendants from smaller dinosaurs
Use sun and earths magnetic field to navigate
Know details and be able to identify the following chordate classes: Reptiles
6
Cetacea (describe the 2 suborders of whales: Odontoceti and Mysticeti)
Mysticeti: baleen whales(brushlike teeth)
Odontoceti: toothed whales
Carnivora
Flesh eating: sea lion, elephant seals, sea otters
Sirenia
Mermaid: Manatee, Dugong