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ess 2 Flashcards

1
Q

species

A

a group of organisms sharing characteristics that can produce offspring

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2
Q

population

A

a group of species that live in the same area

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3
Q

habitat

A

an area where certain species live

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4
Q

Niche

A

role that a species plays within the environment

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5
Q

ecosystem

A

environment where communities interact with each other

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6
Q

competition

A

species compete for resources - harmed not killed

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7
Q

paratism

A

species feeds off another without killing it

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8
Q

mutalism

A

both species benefit - flower and bees

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9
Q

commensalism

A

one species benitifs the other is not effected

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10
Q

predation

A

prey and predator - one Is killed for food

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11
Q

herbivory

A

animals consuming plants

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12
Q

intraspecies competiton

A

competition within the same species

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13
Q

interspecies competiton

A

different species compete for resources

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14
Q

producers

A

organisms producing their own energy - plants (photosynthisis)

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15
Q

consumers

A

costume the energy from the producers

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16
Q

pyramid of numbers

A

shows the amount (abundance) of species at each tropic level

17
Q

productivity

A

conversion of energy into biomass

18
Q

GPP

A

gross primary productivity = total amount of energy converted per unit are per unit time

19
Q

NPP

A

net primary productivity = amount of new energy (GPP- R

20
Q

secondary productivity

A

food passing used as energy

21
Q

GSP

A

food eaten - feceas

22
Q

NSP

A

GSP - R

23
Q

biomagnification

A

increase of toxins in a substance

24
Q

bioaccumulation

A

increase of non biodegradable substance

25
Q

carbon cycle

A

carbon flows through the atmosphere into different organisms

26
Q

nitrogen cycle

  • nitrogen fixation
  • nitrification
  • gentrification
A

nitrogen converted into multiple chemicals

  • converted into ammonia in soil
  • ammonia into nitrates
  • nitrates into nitrogen

ESS (3 decks)

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