Science 7 Topics 1-3 Interactions and Ecosystems Quiz Purpose: To reinforce key curricular vocabulary and concepts covered in topics 1-3. Name: _______________________ Date: ______________ Total = /34 1. Match the following terms with the correct definitions. Put the letter of the term that is the best match on the line in front of the definition. Ensure that the letter is capitalized. Not all terms will be used. /8 __________ Someone who studies the relationship between living things and their environment. A. Habitat B. Ecology __________ The place an organism lives. C. Ecosystem __________ An inherited characteristic that helps an organism survive and reproduce in its environment. D. Ecologist E. Reduce _________ _________ When two species live closely together in a relationship over time. Trees, water, oil and minerals are examples of these. F. Reuse G. Recycle H. Adaptation _________ _________ _________ Things that make people’s lives more enjoyable. I. Symbiosis The resources of nature being renewed as quickly as they are used and wastes being absorbed completely. J. Wants Breaking down consumer materials and building them back up into a different product. L. Sustainability K. Needs M. Natural Resources Outcome: Illustrate how life-supporting environments meets the need of living things. 2. A deer is living in a grassland ecosystem. How does the environment meet the four basic needs of the deer? (Be specific.) /4 Outcome: Describe examples of interaction and interdependency within an ecosystem. 3. Describe an adaptation of an aquatic animal and explain why this adaptation is beneficial. /2 4. Write an example of a relationship between two species that demonstrates each of the following (ensure you describe what happens to each organism in this relationship): A. Parasitism: /2 B. Mutualism: /2 C. Commensalism /2 Outcome: Analyze the link between human impact on the ecosystem and our want and needs. 5. Describe each of the following as either a need or a want: /5 A. B. C. D. E. _________________ _________________ _________________ _________________ _________________ DVD player. Exercise. A place to live. Sleep. Ice cream. 6. Describe the size of your ecological footprint compared to the average Canadian then suggest several ways that you could reduce this profound use of the Earth’s resources. /4 Outcome: Analyze ecosystems to identify biotic and abiotic components. 7. Classify each of the following items as living, non-living or dead. /5 A. B. C. D. E. _______________ _______________ _______________ _______________ _______________ A wooden desk top. A leaf on a tree. The sun. A sirloin steak. A skin mite in your eyelashes.