Transcript Energy in an Ecosystem

Energy in an Ecosystem
Cornell Notes pg. 149
Think and Discuss: Where do you get your
energy from?
What is the • The Sun
–Gives off energy/light
ultimate
• We can feel its warmth!
source
of Energy?
What is a
Producer?
• Organism that uses
energy from the
sun to make or
produce its own
food.
• Plants, some bacteria
What is a
Consumer?
• Must eat or consume
another organism for
energy!
–3 types: herbivore,
carnivore, and
omnivore
What is a
Consumer?
• Herbivores: eat only
plants- also called
“primary consumers”
What is a
Consumer?
• Carnivores: eat only
meat- also called
“Secondary or tertiary
consumers”
What is a
Consumer?
• Omnivores: eat
both plants and
meat/ insects.
(Can be called
either “primary”
or “secondary”
What is a
Decomposer?
• Breaks down or
decomposes dead
organisms
–Returns nutrients to the
environment
–Fungi, worms, bacteria
Summary Page 149
Topic Sentence: All energy in an ecosystem
comes from the Sun.
*Please explain how energy moves through an
ecosystem.
– producers, consumers: herbivores, carnivores,
and omnivores, and decomposers.