What is symbiosis? What are the different kinds of symbiosis? Examples SYMBIOSIS

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  • What is symbiosis?What are the different kinds of symbiosis?ExamplesSYMBIOSIS

  • What is symbiosis?What it means: Two organisms that live togetherTemporarily or for a longer timeAt least one of the organisms benefits from the relationshipLiteral definition: the act of living together

  • PREDATIONOrganism that captures, kills and eats another ( prey)Adaptations: sense of smell.eyesight web of spiders heat sensitive pit ofrattlesnakesSharp teeth Tiger stripesSpeedclimbing

  • Adaptations of PreyAbility to flee quicklyHiding- camouflageResembles other organismsColorationsSpines, thorns, foul odor

    Mimicry-harmless species looks/acts like harmful one

  • Movie ExamplesExample 1 9 minutes

    Osprey hunting fish

  • Physical adaptations are body structures that allow an animal to find and consume food, defend itself, and to reproduce its species.Physical adaptations help an animal survive in its environment.Hey! Im a walking stick. I look just like a stick youd find on the ground. A. Weinberg

  • Physical adaptationCamouflage (use of color in a surrounding)The chameleon can change its color to match its surroundings. Can you do that?

  • Mimicry (looking or sounding like another living organism)The Viceroy butterfly uses mimicry to look like the Monarch butterfly. Can you tell them apart?PoisonousNot poisonousPhysical adaptationIm the Monarch!Im the Viceroy!

  • Herbivore eats plantsPlant Adaptations:

    Plant defense: Thorns, spines, sticky haresChemical defense-poison, irritating needles, bad tasteMedical use: morphine, atropine, codeine,

  • What are the different kinds of symbiosis?MutualismParasitismCommensalismboth organisms benefitone organism benefitsone organism benefitsone organism is unaffected

    one organism is harmed

  • ParasitismOne benefits the other one harmed

    Parasites in the stomachWasps and aphidsLargest tapeworm: The largest ever recorded in a human being was, I believe, 20 m (about 66 feet

  • Parasitism: one benefits, one is harmedExample 1: Acacia plant with ant gallsAnts lay eggs on acacia tree Acacia covers the infected area with brown flesh (gall)

  • Parasitism: one benefits, one is harmedExample 6: Taenia worm in human eyeWorm infects human blood stream Human may go blind

  • Kinds of Parasites:Ectoparasites: external parasite- tick, flea, lice leech, lamprey, mosquito

    Endoparasite: bacteria, protists, tapeworms

    Host Defense against a parasite:Skin, tears, saliva, mucus, immune system

    Adaptations: hooks, suckers, etc.

  • C. Competition1. competitive exclusion

    2. character displacement

    3. resource partitioning

  • D. MutualismExs

    Protozoan and termitesPlants and beesAphids and ants


  • Mutualism: both benefitExample 2: Moray Eel with Cleaner FishMoray Eel gets a clean mouth Cleaner Fish gets a meal

  • Mutualism: both benefitExample 5: Antelope with OxbirdAntelope gets rid of parasites Oxbird gets a meal

  • E. CommensalismExsEx 2EX:

    Spanish moss in trees

  • Commensalism: one benefits, one is unaffectedExample 3: Cattle with cattle egretsCattle stir up insects as they eat grass Egrets hang around and eat insects

  • Commensalism: one benefits, one is unaffectedExample 4: Clown fish with anemoneClown fish gets protection Anemone is unaffected

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