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Topic 5: Ecology and Evolution 5.5 Classification.

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Presentation on theme: "Topic 5: Ecology and Evolution 5.5 Classification."— Presentation transcript:

1 Topic 5: Ecology and Evolution 5.5 Classification

2 Assessment Statements Outline the binomial system of nomenclature. List seven levels in the hierarchy of taxa?kingdom, phylum, class, order, family, genus and species?using an example from two different kingdoms for each level. Distinguish between the following phyla of plants, using simple external recognition features: bryophyta, filicinophyta, coniferophyta and angiospermophyta. Distinguish between the following phyla of animals, using simple external recognition features: porifera, cnidaria, platyhelminthes, annelida, mollusca and arthropoda. Apply and design a key for a group of up to eight organisms.

3 5.5.1 Outline the binomial system of nomenclature. Humans Humains البشر Homo sapiens Genus Species

4 5.5.2 List seven levels in the hierarchy of taxa-kingdom, phylum, class, order, family, genus and species-using an example from two different kingdoms for each level. TaxaHumanGarden pea KingdomAnimaliaPlantae PhylumChordataAngiospermae ClassMammaliaDicotyledoneae OrderPrimateRosales FamilyHominidaePapilionaceae GenusHomoPisum Speciessapienssativum General Specific Kings Play Chess On Fine Grain Sand

5 5.5.3 Distinguish between the following phyla of plants, using simple external recognition features: bryophyta, filicinophyta, coniferophyta and angiospermophyta. PhylaRoots, stems, leaves Max. HeightReproduction Bryophyta Filicinophyta Coniferophyta Angiospermophyta Task: Copy and complete following table using pages 145-146

6 5.5.4 Distinguish between the following phyla of animals, using simple external recognition features: porifera, cnidaria, platyhelminthes, annelida, mollusca and arthropoda. Task: You research one of the following animal phyla (pages 146-147) and report back to the class: Porifera Cnidaria Platyhelminthes Annelida Mollusca Arthropoda

7 5.5.5 Apply and design a dichotomous key for a group of up to eight organisms 1.Stalk does not have a frillgo to 2 Stalk has a frillgo to 3 2.Stem is brownFungus A Stem is yellow Fungus B 3.Cap has spotsgo to 4 Cap does not have spotsFungus C 4.Cap is redFungus D Cap is brownFungus E frill cap Identify the fungus It helps to identify an unknown organism through a series of questions:

8 Making a dichotomous key 1.a. wings covered by exoskeleton b. wings not covered by exoskeleton Statements that will identify the ladybug from the grasshopper 2.a. body has round shape b. body has elongated shape Go to step 2 Go to step 3 ladybug grasshopper Statements that will identify the fly from the dragonfly 3.a. wings point to back of body b. wings point to side of body fly dragonfly *There is always one less step than the number of organisms involved!

9 5.5.5 Apply and design a dichotomous key for a group of up to eight organisms Task: You will create a dichotomous key in one of the following categories with 8 types of each: Birds (i.e. cardinal, swallow, etc.) Cats (i.e. Persian, Siamese, etc.) Dogs (i.e. Husky, Dalmatian, etc.) Spiders (i.e. Tarantula, Huntsman, etc.) National flags (i.e. Canada, Hong Kong, etc.) Disney princesses (i.e. Cinderella, Belle, etc.)


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