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Energy flows
Energy Flow through the
ecosystem.
All life is dependent
on autotrophs.
Heterotrophs must
get their energy from
other organisms.
Energy is lost at
each stage through
respiration, heat,
excretion and
What are the four main components of decomposition.
soil?…read more

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Photosynthesis…read more

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Photosynthesis
· Why do plants make
glucose?
­ Energy: (respiration),
active transport,
chemical reactions
­ Starting point for other
chemicals (cellulose,
fat, amino acids)
­ Turn it into starch and
store it (why?)…read more

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what are the other
Photosynthesis rate limiting factors?…read more

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Compensation Point
Complete the
diagram…read more

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