1227331
Description
Mind Map by michaele.wright, updated more than 1 year ago
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Created by michaele.wright
almost 10 years ago
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A Local
Ecosystem
- Factors of an ecosystem
- Abiotic factors
(living)
- Biotic factors
(non-living)
- Abiotic factors
(living)
- Distribution and Abundance
- Transect studies
- Line cutting through area wanting to be studied
- Line cutting through area wanting to be studied
- Quadrats
- Capture-re-capture
- Transect studies
- Roles and relationships
- Predator + Prey
- Predator eats prey
- Predator eats prey
- Parasite + host
- Parasite feeds of host with limited harm
- Parasite feeds of host with limited harm
- Commensalism
- One organism benefits
while the other is neither
harmed or helped
- One organism benefits
while the other is neither
harmed or helped
- Mutualism
(symbiotic)
- Both species benefit
- Both species benefit
- Allelopathy
- (plants and fungi) One directly
inhibits growth + development
by releasing toxins
- (plants and fungi) One directly
inhibits growth + development
by releasing toxins
- Competition
- 2 different species
competing for the
same resources in the
same way
- 2 different species
competing for the
same resources in the
same way
- Predator + Prey
- Adaptions to the environment
- Structural
- changing body
structure or
characteristic to suit
environment
- changing body
structure or
characteristic to suit
environment
- Physiological
- altering/changing
the way the body
works or functions to
suit their
environment
- altering/changing
the way the body
works or functions to
suit their
environment
- Behavioural
- changing instinctive
behaviour to thrive in
certain environments
- changing instinctive
behaviour to thrive in
certain environments
- Structural
- Human impacts
- loss of habitat
- logging and land
clearing for housing
and agriculture
- logging and land
clearing for housing
and agriculture
- pollution
- human activities
producing wastes:
chemicals
pesticides
- human activities
producing wastes:
chemicals
pesticides
- Eutrophication
- River Pollution from excessive
amounts of fertillisers and
sewage --> encourages algae
growth - chokes out the rivers
- River Pollution from excessive
amounts of fertillisers and
sewage --> encourages algae
growth - chokes out the rivers
- Alien species
- brought in by humans
unbalancing population
numbers, bringing in disease
and chocking out the native flora
and fauna, taking over
- brought in by humans
unbalancing population
numbers, bringing in disease
and chocking out the native flora
and fauna, taking over
- loss of habitat
- flow of energy and matter
- Biomass pyramid
- "Biomass" mass of
organism living flesh.
- How much energy is
passed onto the next
trophic level (consumer)
Energy that is lost
cannot be replaced
- "Biomass" mass of
organism living flesh.
- Food Web
- Interconnected
food chain
showing feeding
relationships in an
ecosystem
- Interconnected
food chain
showing feeding
relationships in an
ecosystem
- Food chains
- - Arrows point in the
flow of energy producer
--> 1st order consumer
(herbivore)--> 2nd
order consumer
(carnivore)
- - Arrows point in the
flow of energy producer
--> 1st order consumer
(herbivore)--> 2nd
order consumer
(carnivore)
- Cycling of
matter - flow of
energy --> sun
- - availability of water and
oxygen - light intensity -
temperature range - soil
characteristics -exposure to
wind
- - availability of water and
oxygen - light intensity -
temperature range - soil
characteristics -exposure to
wind
- Biomass pyramid
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