5 What is…An organism?A species?A population?A community?An ecosystem?A BiomeA Biosphere?
6 An organism? One member of a species A species? An organism that can reproduce and produce fertile offspringA population? Group of organisms that belong to the same species in an areaA community? Group of different populations in an areaAn ecosystem? Living and non-living things that interact in an areaA Biome? Group of ecosystems with sameclimate, same dominate plants/animalsA Biosphere? Part of Earth that has life(above, on, below surface)
7 ______ is where an organism lives and gets its needs met? (example: food, air, shelter, etc.)
8 Habitat is where an organism lives and gets its needs met? (example: food, air, shelter, etc.)
9 ______________ is the average temperature and precipitation in a particular area.
10 CLIMATE is the average temperature and precipitation in a particular area.
30 A factor caused by human actions such as pollution, all trees cut down, or global warming.
31 ________ is your habitat plus your role in it (a relationship) Mother/Child or Predator/Prey
32 Niche is your habitat plus your role in it (a relationship) Mother/Child or Predator/Prey
33 A___________ is 2 organisms that depend on each other (they have a niche in a relationship)
34 A__SYMBIOSIS____ is 2 organisms that depend on each other (they have a niche in a relationship)
35 ___________ is when both organisms help each other (+/+) Ex: Bee & FlowerShark & Remora fishLichen (algae/fungus)
36 _Mutualism__ is when both organisms help each other (+/+) Ex: Bee & FlowerShark & Remora fishLichen (algae/fungus)
37 _______ is when one organism gets helped and the other not affected (+/0) (harmed or helped) Ex: Bird nest/TreeBarnacle/Whale
38 _Commensalism_ is when one organism gets helped and the other not affected (harmed or helped) (+/0)Ex: Bird nest/TreeBarnacle/Whale
39 Ex: Tick (parasite)/Dog(host) Mistletoe(parasite)/Deciduous Tree(host) _________ is when one benefits (parasite) and one is harmed (host) but not necessarily killed(+/-)Ex: Tick (parasite)/Dog(host)Mistletoe(parasite)/Deciduous Tree(host)
40 Ex: Tick (parasite)/Dog(host) Mistletoe(parasite)/Deciduous Tree(host) _Parasitism_ is when one benefits (parasite) and one is harmed (host) but not necessarily killed(+/-)Ex: Tick (parasite)/Dog(host)Mistletoe(parasite)/Deciduous Tree(host)
42 What is predator (lynx that kills) vs. prey (rabbit that gets killed)
43 Be able to describe each Biome: Tropical Rainforest
44 Tropical Rainforest: equator biodiverstiy Found along the __________________Temperature, rainfall (250cm/yr), humidityLittle humus and organic litter, poor soil.Very high ___________________Animal AdaptationsSpecialization among organismsbiodiversityThreatsDeforestation - was 20% of Earth’s surface, now ONLY 7%Agriculturebiodiverstiy
46 Temperate Deciduous Forests: 30º – 50º N LatitudeTrees drop _________ in the fall to save energySeasonsRich layer of humusFertile soilN. America, Europe, Asia Forests of maples, beeches, oaks…..Plant AdaptationsBroad, thin leaves with large surface areas for maximum light absorptionSeeds and underground stems survive wintersAnimal AdaptationsHigh BiodiversityMost birds migrate to warmer climatesSome mammals drastically reduce their metabolic rate in the winter (hibernation)leaves
48 Taiga: Northern coniferous forests just south of the Arctic Circle Long cold winter monthsShort growing seasons enhanced by constant sunlight.Snow precipitationPlant AdaptationsConifer leaves are thin and waxy to retain waterCones protect seedsAnimal AdaptationsHigh Biodiversity in the summerBirds migrate south in winterAnimal fur is thick and insulated
50 Temperate Grasslands (prairies, steppes Pampas): _____________ part of continentMain vegetation grassesVery fertile soil, little rainfallWas 42% of Earth’s surface now only 12%________________ commonPlant AdaptationsGrasses are perennials survive year to yearFew trees can surviveRoot system is dense to protect from droughtsAnimal AdaptationsFew large herbivoresUnderground BurrowsThreatsAgriculture (wheat, corn, rice)Overgrazing soil erosioninlandfires
52 Deserts: Rainshadow effect mountains There are many kinds of deserts. < 25 cm rainfall per yearSoil is rich in minerals BUT little organic matterSome produced by ______________________Rain falls on the winward side of _____________Dry air is swept over the leeward sidePlant AdaptationsThick, fleshy stems with wax coveringSpines to protect against predatorsSudden growth spurtsAnimal AdaptationsEstivation summer sleepNocturnalAbsorb water from food.ThreatsIncreasing residential areasRecreational vehiclesRainshadow effectmountains
54 Dotted with pools of water lots of insects Tundra:Permafrost_____________ permanently frozen layer of ground 6 in below the surfaceDotted with pools of water lots of insectsTreelessPlant AdaptationsMosses and lichen covered rocksShort and woody plantsReproduce quickly in brief summerAnimal AdaptationsMigratory birdsReindeer and caribou move to find foodSmall rodents burrow undergroundThreatsOil removal and transportationLand easily damaged and slow to recover
55 Be able to: explain what carrying capacity is, determine the carrying capacity of population, and explain what factors cause increases and decreases in a population.