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20 Cards in this Set
- Front
- Back
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What is mimicry?
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When an organism is benefited by resembling another organism to trick the predator.
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What are the organisms that live in the limnetic zone in a lake?
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Zooplankton and photoplankton
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How does the profundal zone in a lake receive oxygen?
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It relies on the spring turnover.
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What is the Law of Minimum?
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The nutrient in the least supply is the one that limits growth
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What are the three domains used to classify organisms?
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Prokaryotic, Eukaryotic, and Archaea
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Who designed the Binomial Nomenclature?
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Carl Linnaeus
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In order from top to bottom, what are the 4 layers of soil?
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1) litter,
2) topsoil 3) subsoil 4)bedrock |
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What is an ecotone, and why is it more stable than and ecosystem?
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It's the area where 2 ecosystems connect, and it's more stable because it contains more diversity.
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What is the Biological Oxygen Demand?
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The measure of amount of dissolved oxygen needed by decomposers to break down organic matter in a sample of water over 5 days at 20 degrees celcius.
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What is eutrophication?
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The evolution from an oligotrophic lake to a eutrophic lake to land.
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What is mutation?
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Its a change in DNA and is passed on to the next generation
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What are examples of mutagenic agents
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Cosmic rays, x rays, uv radiation, and chemical mutagents
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What is an advantage to sexual reproduction?
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It leads to variation.
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What are the 5 factors of the evidence of evolution?
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1) fossil record
2) biogeography 3) anatomical structures 4) Embryology 5) biochemistry |
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Who came up with the first theory of Evolution?
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Jean Baptiste Lamark
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What was Charles Darwin's job?
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He was a naturalist and studied medicine and theology.
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What is speciation?
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The creation of new species.
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How many mass extinctions are there in the fossil record?
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5
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What is absolute dating?
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using volcanic ash to date a fossil
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What are the large types of physical barriers?
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canyons, mountain ranges, river channels, and oceans
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