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Download Science 7 Mount Pearl Intermediate Unit 1: Interactions Within
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Science 7 Mount Pearl Intermediate Unit 1: Interactions Within Ecosystems Study Guide Words to Know: organism symbiosis parasitism mutualism adaptation commensalism parasite host introduced species renewable resources sustainable native species unsustainable habitat predators prey producer abiotic consumer decomposer scavenger biotic herbivore carnivore omnivore ecosystem photosynthesis food web energy pyramid primary succession secondary succession range of tolerance pioneer species succession climax community extinct endangered pollutants Items to know: 1. Ecosystems of Atlantic Canada and familiar plants and animals that live there. 2. Examples of abiotic factors. 3. Define range of tolerance and give an example. 4. Define habitat and give an example. 5. Define niche and give an example. 6. Identify levels of organization. 7. Identify interactions between biotic and abiotic factors in an ecosystem. 8. Define the three types of symbiosis and give examples for each. 9. Construct a food chain and label the producer, primary consumer, secondary consumer, and tertiary consumer. 10. Explain the difference between primary and secondary succession. Include the stages for primary succession. 11. List the main impacts of people on ecosystems. 12. List the contributing factors to the disappearing cod stocks.
