ESS SL - unit 1 (DP1)

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42 Terms

1
Bhopal
Chemical gas leak
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2
Chernobyl
Nuclear plant explosion+meltdown
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3
Minimata
Mercury poisoning - poison traveled up the food chain (people got sick from eating fish)
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4
Silent spring
DDT pesticides - poison traveled up the food chain (birds died)
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5
Anthropogenic disasters
Human caused disasters
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6
Natural disasters
tsunami, tornado, hurricanes, landslide, volcano eruptions, comet/meteor
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7
DDT
Dichlordiphenyltrichlorethan - sprayed on houses and crops to keep bugs away
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8
Bioaccumulation
the accumulation of a substance and/or a contaminant
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9
Biomagnification
the increase of concentration of a substance and/or a contaminant within animals/animal tissue at stages of the food chain
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10
Characteristics of life
  • made of cells

  • can reproduce

  • movement

  • death

  • nutrition

  • respire

  • growth

  • homeostastis (responsiveness)

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11
Levels of organization
cell - smallest living unit
tissue - skin
organs - liver
organ system - nervous
organism - cat
population - group of organisms from 1 species
community - all populations living together in an area
ecosystem - all living and non-living components of an area
biome - a large area characterized by its vegetation, soil, climate, and wildlife
biosphere - living layer of the earth
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12
Biotic
living things
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13
Abiotic
  1. minerals (rock)

  2. sun (energy)

  3. water

  4. O₂ and CO₂

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14
Taxonomy
scientific classification of living things
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15
Kingdom
plant, animal, fungi, bacteria, protist/algae
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16
Phylum
vertebrates, invertebrates, endoskeleton, exoskeleton
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17
Class
reptiles, mammals, avians
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18
Order
primate
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19
Family
hominid
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20
Genus
homo
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21
Species
sapiens
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22
Estant
still exists
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23
Extinct
does not exist anymore
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24
Environmental gradient

change in an abiotic condition over a distance

  • changing in elevation

  • changing in depth

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25
What are the two types of biodiversity?
richness and evenness
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26
Richness
variety of species
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27
Evenness
relative population of species
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28
Disturbance - anthropogenic activity
  • waste

  • jogging (soil compaction)

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29
Disturbance - natural disasters
  • storms

  • land slide

  • fires

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30
Pronatalist
want to increase birth rate (e.g. Sweden)
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31
Anti-natalist
want to limit birth rate (e.g. China)
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32
Natural income
valuable goods and services
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33
Renewable (examples)
  1. food sources

  • trees, grains

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34
Non-renewable (examples)
  1. rock

  • minerals and nutrients

  1. nuke/uranium

  2. fossil fuels

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35
Replenishable (examples)
  1. solar energy

  2. wind energy

  3. hydro power

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36
What counts as a resource?
a resource is only a resource when it becomes useful to people
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37
Renewable
living species/ecosystem which can be replaces by natural productivity as fast as they are being used
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38
Replenishable
non-living resources which are continously restored by natural processes as fast as they are used up
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39
Non-renewable
natural resources which cannot be replenished at the same rate at which they are being used
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40
Processes of cellular energy (reactants--->products)
photosynthesis and cellurar respiration
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41
In-organic (biological molecule) example
glucose
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42
Organic example
carbon dioxide
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