adaptations, interdependence and competition Flashcards

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1
Q

sate the levels of organisation in and ecosystem

A

individual, population, community, ecosystem

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2
Q

what is an ecosystem

A

interaction between the living and non living components

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3
Q

sate the factors that platens may compete for

A

light
space
water
mineral ions from soil

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4
Q

state the factors that animals may compete for

A

food
mates
territory

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5
Q

what is infraspecific competition

A

completion within a species

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6
Q

what is interdependence

A

different species in a ecosystem depend on each there fro various resources, if one species is removed, the whole community may be affected

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7
Q

what is a stable community

A

in which all the biotic factors and all the abiotic factors are balanced
the population size remains constant

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8
Q

what re abiotic factors

A

non living

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9
Q

state the abiotic factors that may affect an ecosystem

A
light 
temperature 
moisture 
soil ph 
wind 
carbon dixd and oxygen levels
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10
Q

how does soil ph affect n ecosystem

A

certain platens may grow better in alkaline or acidic soil

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11
Q

state the biotic factos that may affect an ecosystem

A

food
predators
pathogens
competition

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