Slide 1 : 7/6/2010 Lecture 9: THE ECOSYSTEM 1 Online Bioscience Course for IT Professionals
Spring 2010
Slide 2 : 7/6/2010 Lecture 9: THE ECOSYSTEM 2 Class mechanics… View online video lecture every Monday (1-2 hour)
Comment on video lecture using website discussion
board
Attend the online Office Hour on Wednesday at 12 NOON
online using WizIQ.com and webcam
Online Final Exam given 7/14/2010*
* There are 2 more video lectures, which pushes the last date
of class to 7/12/2010 and the date for the Final Exam to
7/14/2010
Slide 3 : 7/6/2010 Lecture 9: THE ECOSYSTEM 3 Lecture 9: The ecosystem
Slide 4 : 7/6/2010 Lecture 9: THE ECOSYSTEM 4 Communities and Ecosystems: http://www.youtube.com/watch?v=GYrZEid_BeM
Slide 5 : 7/6/2010 Lecture 9: THE ECOSYSTEM 5 Take Homes: Ecosystems
II. Food webs
III. Biomes
IV. Niches
V. The biosphere
Slide 6 : 7/6/2010 Lecture 9: THE ECOSYSTEM 6 Ecosystems: http://en.wikipedia.org/wiki/Ecosystem
Slide 7 : 7/6/2010 Lecture 9: THE ECOSYSTEM 7 Central concept of ecosystems: Central to the ecosystem concept is the idea that living organisms
interact with every other element in their local environment. http://en.wikipedia.org/wiki/Ecosystem
Slide 8 : 7/6/2010 Lecture 9: THE ECOSYSTEM 8 Take Home I Ecosystems Ecosystems describe the networks of interactions between all organisms and their environments…
Slide 9 : 7/6/2010 Lecture 9: THE ECOSYSTEM 9 Food chains (more accurately-webs): http://en.wikipedia.org/wiki/Food_web
Slide 10 : 7/6/2010 Lecture 9: THE ECOSYSTEM 10 The food web: http://www.youtube.com/watch?v=VxYM-RgVqTI
Slide 11 : 7/6/2010 Lecture 9: THE ECOSYSTEM 11 Photosynthesis: http://www.youtube.com/watch?v=_wO9f3ER17M
Slide 12 : 7/6/2010 Lecture 9: THE ECOSYSTEM 12 Take Home II Starting with energy from the Sun being converted to sugar via
photosynthesis food webs describe the energy flow from microbes to humans in the planetary ecosystem… Food webs
Slide 13 : 7/6/2010 Lecture 9: THE ECOSYSTEM 13 Biomes: http://en.wikipedia.org/wiki/Biome
Slide 14 : 7/6/2010 Lecture 9: THE ECOSYSTEM 14 Biomes video: http://www.youtube.com/watch?v=ag5ATGEplbU
Slide 15 : 7/6/2010 Lecture 9: THE ECOSYSTEM 15 Take Home III Biomes are climatically and geographically defined areas of ecologically similar climatic conditions such as communities of plants, animals, and soil organisms, and are often referred to as ecosystems. Biomes are defined by factors such as plant structures (such as trees, shrubs, and grasses), leaf types (such as broadleaf and needleleaf), plant spacing (forest, woodland, savanna), and climate. Biomes
Slide 16 : 7/6/2010 Lecture 9: THE ECOSYSTEM 16 Niche: http://en.wikipedia.org/wiki/Ecological_niche
Slide 17 : 7/6/2010 Lecture 9: THE ECOSYSTEM 17 Ecological Niche of Brine Shrimp: http://www.youtube.com/watch?v=cjylhrA6AmA
Slide 18 : 7/6/2010 Lecture 9: THE ECOSYSTEM 18 Take Home IV A niche is how an organism makes a living. Niches
Slide 19 : 7/6/2010 Lecture 9: THE ECOSYSTEM 19 Biosphere: http://en.wikipedia.org/wiki/Biosphere
Slide 20 : 7/6/2010 Lecture 9: THE ECOSYSTEM 20 Biosphere video: http://www.youtube.com/watch?v=_iRhSrwWcKQ
Slide 21 : 7/6/2010 Lecture 9: THE ECOSYSTEM 21 Chlorophyll monitoring from space: http://earthobservatory.nasa.gov/GlobalMaps/view.php?d1=MY1DMM_CHLORA
Slide 22 : 7/6/2010 Lecture 9: THE ECOSYSTEM 22 Take Home V The biosphere is the global sum of all ecosystems on Earth. The biosphere
Slide 23 : 7/6/2010 Lecture 9: THE ECOSYSTEM 23 Next Week:
Computers in biology An overview of the use of computers in biology and the revolution they have caused…
Slide 24 : 7/6/2010 Lecture 9: THE ECOSYSTEM 24 instructor
Mark E Minie PhD
mark@meminie.com