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ECOLOGY 2.5

ECOLOGY 2.5. Ecology . The study of organism’s interrelationships with the physical environment and other organisms Achievement Standard: Describe concepts and processes relating to ecology. UV Light Study. UV Light Study. Abiotic and Biotic Factors.

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ECOLOGY 2.5

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  1. ECOLOGY 2.5 12 bio 2010

  2. 12 bio 2010 Ecology The study of organism’s interrelationships with the physical environment and other organisms Achievement Standard: Describe concepts and processes relating to ecology

  3. 12 bio 2010 UV Light Study

  4. 12 bio 2010 UV Light Study

  5. 12 bio 2010 Abiotic and Biotic Factors • Ecosystem: communities and their physical environment (living + non living) Made up of two things: 1. Abiotic factors - non-living 2. Biotic factors – living Video http://videos.howstuffworks.com/discovery/30707-assignment-discovery-abiotic-and-biotic-factors-video.htm

  6. 12 bio 2010 Abiotic Factors • Physical/non-living characteristics of the environment • Light – intensity, direction, day length • Water – salinity, humidity, pH • Wind – speed, direction, exposure • Soil type – pH, nutrient levels • Pressure - altitude effects, oxygen levels

  7. 12 bio 2010 Biotic Factors • Living factors • Intraspecific interactions occur between organisms of the same species (mates, rivals, competitors) • Interspecific interactions occur between organisms of different species (food, predators, parasites, competitors) • Extra Readings: pg 74-75 Bayley To Do: BZ pg XXXX

  8. 12 bio 2010 Biotic Factors • Living factors • Intraspecific interactions occur between organisms of the same species (mates, rivals, competitors) • Interspecific interactions occur between organisms of different species (food, predators, parasites, competitors) • Extra Readings: pg 74-75 Bayley To Do: BZ pg XXXX

  9. 12 bio 2010 Modes of Life • An organisms relationship to other organisms in its environment depends upon its mode of life in the community • TO DO: Use the definitions and words to fill out the crossword

  10. 12 bio 2010 Quiz • Answer A for abiotic or B for biotic NEXT TOPIC: HABITAT

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