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Transcript
Chapter 3- 4 Survey Basics of Ecology and Ecosystems Name:_______________________________ Date:_______________ Please answer the following questions in complete sentences. 1. What is one of the two main forms of energy that power living systems? (pg. 67) ______________________________________________________________________________________________ ______________________________________________________________________________________________ 2. Describe how energy flows among organisms in an ecosystem. (pg. 69) ______________________________________________________________________________________________ ______________________________________________________________________________________________ 3. What portion of energy can be transferred from one trophic level to the next level in an ecosystem? ( (pg. 72) ______________________________________________________________________________________________ ______________________________________________________________________________________________ 4. Please explain the relationship between an omnivore, herbivore, and autotroph. (pg. 69) ______________________________________________________________________________________________ ______________________________________________________________________________________________ 5. How does the way matter flows through an ecosystem differ from the way energy flows? (pg. 74) ______________________________________________________________________________________________ ______________________________________________________________________________________________ 6. Why do living things need nutrients to survive? (pg. 76) ______________________________________________________________________________________________ ______________________________________________________________________________________________ 7. How does nitrogen travel through the ecosystem? (pg. 78) ______________________________________________________________________________________________ ______________________________________________________________________________________________ 8. What is the key difference between an abiotic and biotic factor? (Pg 90) ______________________________________________________________________________________________ ______________________________________________________________________________________________ 9. What are two of the three types of community interaction that can affect an ecosystem? (Pg 93) ______________________________________________________________________________________________ ______________________________________________________________________________________________ 10. What is the difference between primary and secondary succession? (Pg 94-95) ______________________________________________________________________________________________ ______________________________________________________________________________________________ 11. How is an organism’s niche determined? (Pg 91) ______________________________________________________________________________________________ ______________________________________________________________________________________________ Abiotic factor: Autotroph: Biotic factor: Carnivore Commensalism: Community: Consumer Chapter 3- 4 Survey Basics of Ecology and Ecosystems Name:_______________________________ Date:_______________ Please answer the following questions in complete sentences. Decomposer: Ecology: Ecosystem: Habitat: Herbivore Heterotroph: Mutualism: Niche: Omnivore Parasitism: Pioneer Species: Population: Predation: Primary succession: Producer Secondary succession: Symbiosis: Transpiration