Ecology
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show | Ecology is the study of interactions that take place
between organisms and their environment.
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Adaptation | show 🗑
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5 Examples of ABIOTIC factors in an environment (NON-LIVING PARTS OF AN ENVIRONMENT) | show 🗑
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show | Called limiting factors because they can restrict (limit) the existence, numbers, reproduction of organisms.
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show | The living parts of an environment
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show | -- must be able to successfully reproduce (have babies)
-- Offspring (babies) must be fertile (able to reproduce)
-- Ex: humans, rattlesnakes
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Population | show 🗑
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Community | show 🗑
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show | -- all communities interacting with each other AND the abiotic factors
-- Ex: pond, field, stream
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Biome | show 🗑
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show | an area on Earth where LIFE exists
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What are the three things needed for an ecosystem to be self-sufficient? (able to keep going and stay balanced) | show 🗑
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How are habitat and niche DIFFERENT? | show 🗑
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Autotrophs | show 🗑
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What is the difference between a photoautotroph and a chemoautotroph? Give examples of each. | show 🗑
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Herbivore | show 🗑
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show | an organism that eats only MEAT
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Predator | show 🗑
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show | the animal that is hunted by a predator
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Scavenger | show 🗑
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show | an organism that eats BOTH plant and animals
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Decomposer | show 🗑
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Mutualism (+,+) | show 🗑
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show | A symbiotic relationship between two species of organisms in which ONE benefits and the other is neutral-not harmed or helped
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Parasitism (+,-) | show 🗑
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Producer | show 🗑
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Primary/first order consumer | show 🗑
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Secondary/second order consumer | show 🗑
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Tertiary/third order consumer | show 🗑
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show | Organisms that break down dead plants /animals and return their nutrients back to the soil
Ex: fungi and bacteria
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show | the flow of energy through an ecosystem
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What is the major difference between food chains and food webs? | show 🗑
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Which of the following CAN'T be recycled - Matter or Energy? | show 🗑
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What is the % of energy transfer as it passes through a food chain/food web? What is most energy lost as? | show 🗑
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What is the carrying capacity of an environment? | show 🗑
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What is the difference between a density-dependent factor and a density independent factor that limits population size? | show 🗑
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show | --Competition (for food/water/shelter/mates)-as population increases, competition increases
--Predation (number of predators)
--Disease
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show | --Natural Disaster (fire, earthquake, flood)
--Harsh climate
--man-made: deforestation, pollution
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show | The orderly, natural changes and species replacements that take place in the communities of an ecosystem
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show | Primary Succession : NO SOIL!
-Development of new communities in an area w NO LIVING
THINGS!
EX: After a volcano erupts and kills everything
Secondary Succession: SOIL is there
-There must be soil present for this to take place
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What is a climax community? | show 🗑
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show | Abiotic Characteristics:
-6-10 inches rain per year
-30 to 45 F (cold), permafrost
-Flora (plants); Lichens and mosses
-Fauna (animals): snowy owl and caribou
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show | Abiotic Characteristics:
-12-20 inches rain per year
-4to 50 F (cold), permafrost thaws
-Flora (plants); pine trees
-Fauna (animals): brown bear, moose, els
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show | Abiotic Characteristics:
-- 30-59 inches rain per year
-- four different seasons
-- Flora (plants); oak tree and maple tree
-- Fauna (animals): whitetail deer, bobcat
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show | Abiotic Characteristics:
-- 10 inches rain per year
-- 25-100 F
-- Flora (plants); cactus
-- Fauna (animals): rattlesnake, scorpion
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Biome -- Tropical Rain Forest | show 🗑
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show | Abiotic Characteristics:
-- 20-35 inches rain per year
-- very fertile soil
-- Flora (plants); long grasses, wheat
-- Fauna (animals): bison, prairie dogs
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Why is Biodiversity so important for an ecosystem? | show 🗑
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Created by:
Mrs. Curcio
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