Transcript Ecology and Evolution

Ecology and Evolution
Section 4.1
4.1.1 Define species, habitat, population,
community, ecosystem and ecology.
4.1.2 Distinguish between autotroph and heterotroph.
4.1.3 Distinguish between consumers,
detritivores and saprotrophs
Detritivore video
http://www.youtube.com/watch?v=BDT1RWe7Oi4
Decomposers, the unseen world
http://www.youtube.com/watch?v=Z6V0a_7N1Mw
Practical 5 Creating a sealed mesocosm
• Core Topic 4
Skill: Setting up sealed
mesocosms to try to
establish sustainability.
Design
PE
Communication
(Practical 5)
Guidance: Mesocosms
can be set up in open
tanks, but sealed glass
vessels are preferable
because entry and exit
of matter can be
prevented but light can
enter and heat can leave.
Aquatic systems are
likely to be more
URL on how to make mesocosm
http://www.pcc.edu/about/events/sustainability-training/documents/ecosystem-in-a-bottle.pdf
successful than
terrestrial ones.
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