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Variables and Graphs
- Independant: what we changed
- Dependant: what is measured
- Controlled: what is controlled
- Interpolating graph: graphing the clear results
- Extrapolating graph: guessing the end
- 1- Fungi
- 2- Bacteria
- 3- Protista
- 4- Plantae
- 5- Animalia
- Superkingdom: Eukaryotae
- - Heterotrophic (eats something else)
- - Rigid cell wall made of chitin
Examples: mushrooms, lichens, moulds
- Superkingdom: Prokaryotae
- - The lack the nuclei and chromosomes of eukaryotae cells
- - Have smaller ribosomes
- - A diverse group
- - Unicellular (mulitple)
- - Aquatic environments
- - Algae 'plant like' protists
- - Protoza 'animal like' protists
Examples: algae, diatoms, amoebas (protoza)
- Phylum Roifera:- Diverse group of small organisms
- - Mostly freshwater, a few marine
- Phylum Porifera:- Lack organs
- - All aquatic
- - No nervous system
- Examples- tube sponge, sponges
- Phylum Cnidara:- All are aquatic
- - Two body forms
- 1) Medusa: umbrella shaped
- 2) Polyp: cylindrical or use tenticles as legs
- Examples- Jelly fish, sea anemone
- Phylum Platyhelminthes:- Unsegmented body
- - Flat body shape
- Examples- tapeworms, liver fluke
- Phylum Nematoda:- Tiny, unsegemented roundworms
- Examples- hook worms, stomach worms, lungworms
- Phylum Annelida:- Cylindrical, segmented body with chaetae (bristles)
- Examples- earthworms, leeches
- Phylum Echinodermata:- Many spines
- - Rigid body wall
- - Tube Feet
- - Water vascular system
- Examples- starfish, sea urchin, sand dollar, sea cucumber
- Phylum Mollusca:- Soft bodied and unsegmented
- - Rasping tongue (radula)
- - Aquatic and Terrestrial
- Class Bivalvia: Scallop
- Class Gastropoda: Land Snail
- Class Cephalopoda: Squid
- Phylum Arthropoda:- Can break them
- - Exoskeleton- Open circulation system
- Class Crustacea: mainly marine, 3 mouthparts and gills often present. Examples- shrimp, crab.
- Class Arachnida: all terrestrial. Examples- spider, scorpian and tic.
- Class Insecta: capable of flight and mostly terrestrial.Examples- honeybee, butterfly, beetle.Class Chilopoda: terrestrial, flattened body, posion clase, 1 leg per segement. Examples- centipedes.
- Class Diplopoda: terrestial, rounded body, 2 legs per segement, feed on plants. Examples- millipedes.
- Phylum Chordata:- Backbone
- - Dorsal notochord
- Class Chondrichthyes (cartilaginous fish): skeleton of cartilage and are all aquatic. Examples- sharks, stringrays.
- Class Osteichthyes (bony fish): all are aquatic. Examples- seahorse, herring.
- Class Amphibia: aquatic and terrestrial, lungs in adult and gills in juveniles. Examples- frogs, toads.
- Class Reptilia: teeth are all the same type, mostly terrestrial. Examples- crocodiles, sea turtle, lizards.
- Class Aves (birds): terrestrial, strong, light skeleton. Examples penguin, kiwi, seagull.
- Class Mammalia: hair or fur, teeth are all different types.
- -monotremes: egg laying. Examples- platypus
- -marsupials: give birth to live immature young. develop in a pouch. Examples- wallaby
- -placentals: have a placenta and give birth to live well developed young. Examples- dolphin