Slide 1B7: Biology Across the Ecosystem Biology in Action A. Blackford Slide 2 Revision is important! WARNING This PowerPoint is not a substitute for active revision using…
Slide 1 FOOD CHAINS, WEBS & PYRAMIDS Slide 2 sun eclipse with palm the ultimate energy source Slide 3 If you are what you eat, what are you? producer detritivore omnivore…
Slide 1 Slide 2 (1) Ecosystem Environment and all living things it supports A system of matter and energy cycling. Components: –Sun Original Energy Source –Biotic…
Slide 1Energy Flow Through an Ecosystem Slide 2 Levels of Ecological Organization Energy flows through these levels Slide 3 Species: similar organisms that can…
Slide 1 2.2 Slide 2 2.2 – Food Webs and Energy 11/6/14 27 LT: Use food webs to explore amounts of energy transferred in an ecosystem. VOCABULARY – ( see next slide) –…
Slide 1 Slide 2 Energy in Ecosystems Slide 3 Producers – Basis of an ecosystem’s energy – Autotrophs: perform photosynthesis to make sugars – Chemotrophs: Bacteria…
Slide 1 Slide 2 Energy and Ecology Slide 3 Ecosystem Components Producers – Basis of an ecosystem’s energy – Autotrophs: perform photosynthesis to make sugars – Chemotrophs:…
Slide 1 Where does all life on Earth get energy from? SBI4U RHSA Slide 2 http://www.nrri.umn.edu/worms/forest/ecosystems.html Energy flows to and from the Earth. Nutrients…
Slide 1 Food Webs and Energy Pyramids Slide 2 Food Chains A food chain is a simple way to show feeding relationships among organisms. It starts with a producer and ends with…