March 3rd 2026
C4.2 Transfer of
Energy & Matters
90.1 of
energy
is lost each tropic level
by
+
Recycle ecosystem energy:
of
+Decomposers (fungi break down
organic matter)
+
Detritovers Ceatstuff & filter out)
it
Community:Agroup of
population living &
interacting in the same area
Ecosystem:Acommunity & abiotic environment
factors pH, salinity, wind, speed, type
Abiotic Factor:
Now-living such as
Biotic factor
Living
Factor: in a
ecosystem
Matters: that & has
anything occupies space mass
perform
the
change
to
Energy: ability
work or cause
Ecosystem as open systems
Thermodynamics:understandnow energy flows
through biological system
+
such as cells, organism & even
ecosystem
↳ classify close a isolated
system into
open,
, Ecosystem and the Sun
+ All from
energy
ecosystem rely sun
erducer
+
plant
#
Algae
+
+protist
+ Bacteria
+ carbon
compound
used
by producer to
generate energy to form ATP
+Energy contained =>
heterotroph
Ingested carbon
compound
used for:
Nucleic acid
+
& protein synthesis
ion
exchange membrane
+
across
cell
~
division for reproduction
of
-Movement
component
3/5/26
Transfer
+Energy 10% to 20% in the environment
less than
top predator
+
is
higher trophic level recieve
energy
those in lower trophic level
+
fewer level
organism higher
at trophic
+
decrease in biomass as we move the foodchain
up
Autotrophs: make own
complex
organic
molecule from carbondioxide & other
simple
compound
Heterotrophs:obtain organic compound by feeding on other
organism
e.g satrophrophs
Autotrophs Heterotrophs
Some bacteria Most
plants All animals some bacteria
Algae Fungi
C4.2 Transfer of
Energy & Matters
90.1 of
energy
is lost each tropic level
by
+
Recycle ecosystem energy:
of
+Decomposers (fungi break down
organic matter)
+
Detritovers Ceatstuff & filter out)
it
Community:Agroup of
population living &
interacting in the same area
Ecosystem:Acommunity & abiotic environment
factors pH, salinity, wind, speed, type
Abiotic Factor:
Now-living such as
Biotic factor
Living
Factor: in a
ecosystem
Matters: that & has
anything occupies space mass
perform
the
change
to
Energy: ability
work or cause
Ecosystem as open systems
Thermodynamics:understandnow energy flows
through biological system
+
such as cells, organism & even
ecosystem
↳ classify close a isolated
system into
open,
, Ecosystem and the Sun
+ All from
energy
ecosystem rely sun
erducer
+
plant
#
Algae
+
+protist
+ Bacteria
+ carbon
compound
used
by producer to
generate energy to form ATP
+Energy contained =>
heterotroph
Ingested carbon
compound
used for:
Nucleic acid
+
& protein synthesis
ion
exchange membrane
+
across
cell
~
division for reproduction
of
-Movement
component
3/5/26
Transfer
+Energy 10% to 20% in the environment
less than
top predator
+
is
higher trophic level recieve
energy
those in lower trophic level
+
fewer level
organism higher
at trophic
+
decrease in biomass as we move the foodchain
up
Autotrophs: make own
complex
organic
molecule from carbondioxide & other
simple
compound
Heterotrophs:obtain organic compound by feeding on other
organism
e.g satrophrophs
Autotrophs Heterotrophs
Some bacteria Most
plants All animals some bacteria
Algae Fungi
