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Unit 5 Ecology
Chapter 12 Interactions Among Living Things
Last Updated 11/5/2005
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Previous: Living Things in the Environment Next: Human Body: Support and Movement
Teacher Resources Student Extra Credit
| Day 1 |
| Topic 12-1 What are producers
and consumers? 3-6 What are producers and consumers? |
| Objectives Identify producers and different feeding levels of consumers in an ecosystem |
| State Goals |
| Classwork / Homework Producer: organism that makes its own food Consumer: organism that obtains food by eating other organisms Herbivore: consumer that eats only plants Carnivore: consumer that only eats animals Omnivore: consumer that eats both plants and animals Scavenger: animal that only eats dead organisms Decomposer: organism that breaks down the wastes or remains of other organisms 3-6 What are producers and consumers? pp. 62-63 |
| TEC |
| Resources |
| Day 2 |
| Topic 12-2 What are food chains and food
webs? 3-7 What are food chains,webs, and pyramids? |
| Objectives Explain and construct food chains and webs to show how organisms are related by and how they get their food. |
| State Goals |
| Classwork / Homework Food Web: way of showing how food webs are related Food Chain: way of showing how the energy from food moves through populations of organisms in a community
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| TEC |
| Resources |
| Day 3 |
| Topic 12-3 What are energy pyramids? |
| Objectives Explain and construct an energy pyramid. Show how organisms are related by how they get their food. |
| State Goals |
| Classwork / Homework Energy Pyramid: way of showing how energy moves through a food chain |
| TEC |
| Resources |
| Day 4 |
| Topic 12-4 How do living things interact? |
| Objectives Explain how interactions between living things help maintain balance in an ecosystem. |
| State Goals |
| Classwork / Homework Competition: struggle among organisms for resources in an ecosystem Predation: relationship in which an organism kills and eats other organisms Predator: organism that kills and eats another organism Prey: organism that is killed and eaten by another organism Symbiosis: relationship between different species living in close association with one another
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| TEC |
| Resources |
| Day 5 |
| Topic 12-5 What are symbiotic relationships? |
| Objectives Describe the three types of symbiotic relationships. |
| State Goals |
| Classwork / Homework Mutualism: relationship between organisms that benefits both of them Commensalism: relationship between organisms in which one benefits and the other is unaffected Parasitism: relationship between organisms in which one lives on or in another organism and causes it harm |
| TEC |
| Resources |
| Day 6 |
| Topic 12-6 What are adaptations? 2-2 What are adaptations? |
| Objectives Identify and describe some adaptations of organisms. |
| State Goals |
| Classwork / Homework Adaptation: trait that helps and organism survive in its environment
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| TEC |
| Resources |
| Day |
| Topic Adaptations |
| Objectives |
| State Goals |
| Classwork / Homework |
| TEC |
| Resources |
| Day 7 |
| Topic 12-7 What is the water cycle? |
| Objectives Expalin the water cycle. |
| State Goals |
| Classwork / Homework Water Cycle: repeated movement of water between Earth's surface and the atmosphere Evaporation: changing of a liquid to a gas Transpiration: process by which plants lose water through the stomata in their leaves Condensation: changing of a gas to a liquid Precipitation: water that falls to Earth from the atmosphere: rain, snow, sleet,
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| TEC |
| Resources |
| Day 8 |
| Topic 12-8 What is the carbon cycle? |
| Objectives Explain the carbon cycle. |
| State Goals |
| Classwork / Homework Carbon Cycle: repeated movement of carbon between Earth's atmoshere and organisms Deforestation: excessive cutting of forests Fossil Fuel: energy source formed from the remains of plants and animals that lived and died long ago
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| TEC |
| Resources |
| Day 9 |
| Topic 12-9 What is the nitrogen cycle? |
| Objectives Explain the nitrogen cycle. |
| State Goals |
Nitogen Fixation: process of combing nitrogen with other elements to make usable compunds Nitrogen Cycle: movements of nitrogen compounds between the atmosphere, the soil, and living organisms |
| TEC |
| Resources |
| Day 10 |
| Topic 12-10 What is the balance in an
ecosystem? 3-11 What is the balance in an ecosystem? |
| Objectives Recognize that in an ecosystem, every orgamism is part of an ever changing environment |
| State Goals |
| Classwork / Homework Endangered Species: species of living organisms in danger of becoming extinct
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| TEC |
| Resources |
| Day 11 |
| Topic Evaluation |
| Objectives Identify a food chain. Identify Producers and consumers. Identify herbivores, carnivores, onivores, and decomposers. Identify biotic and abiotic factors. Name three biomes. Discuss balance in an ecosystem. Name a symbiotic relationship. Name three scavengers. List the parts of succession. |
| State Goals |
| Classwork / Homework Watch the movie and take notes about the questions. |
| TEC |
| Resources |
Teacher Resources
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| ADAPTATION |
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| CONSUMERS |
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| FOOD CHAINS & WEBS |
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| ENDANGERED SPECIES |
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| POPULATION |
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| PREDATOR & PREY |
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| SUCCESSION |
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| WATER CYCLE |
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Student Extra Credit
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Previous: Living Things in the
Environment Next: Human Body: Support and Movement