Flow of Energy In Ecosystems
Starting with Question 8 they are in order through your spiral.
Name and Period Number *
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Extra Credit 1: What organism did we study in the film: "In the Valley of the Wolves?" *
0 points
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Extra Credit 2: Is a human a producer, a primary consumer, or a secondary consumer? *
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Your answer
Extra Credit 3:George walked for thirty minutes in the pouring rain without getting a single hair on his head wet. He didn't have a hat or an umbrella and his coat had no hood. *
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1. The flow of energy through living systems can be modeled as food chains, food webs, or energy pyramids. The energy organisms need to live and grow first enters the ecosystem when which of the following occurs? *
4 points
2. Matter is passed from the living part of an ecosystem to the non-living part when which of the following takes place? *
4 points
Food Web Diagram
3. A food web diagram is provided above. Based on the diagram, it is reasonable to conclude that matter could follow which of the following paths as it cycles through this ecosystem? *
4 points
Predator/Prey in Four Ecosystems
4. An example of a predator and a prey species for four separate ecosystems is provided below. Which of the following would demonstrate an appropriate prediction for the changes to one of the populations of organisms due to a predator/prey interaction? *
4 points
5. The energy organisms need to live and grow first begins to move through the ecosystem when– *
4 points
6. Green plants are producers. Producers bring energy into an ecosystem when they *
4 points
7. In a typical forest ecosystem, what will be true about the energy used in the system? *
4 points
8. An organism that eats another organism is a/an *
4 points
9. The position an organism occupies in a food web is known as a/an *
4 points
10. A horse is a secondary consumer. *
4 points
11. At what trophic level would you find a squirrel? *
4 points
12. In a food web, energy is_________ while matter is ___________________. *
4 points
13. In the relationship between the living and nonliving environments, _____________ is used by plants to make food and released by consumers, while ______________ is used by consumers and released by plants. *
4 points
14. Matter is recycled as it passes through an ecosystem. *
4 points
15. Using the chart on journal page 23, which of the following is NOT a biotic organism that requires water? *
4 points
16. Using the chart on journal page 23, which of the following does NOT provide carbon dioxide for the tree? *
4 points
17. Animals get their energy by *
4 points
18. What happens to most of the atoms that make up organisms when they die? *
4 points
19. A trophic level is also known as a *
4 points
20. Autotrophs are consumers, while heterotrophs are producers. *
4 points
21. Herbivores are secondary consumers at the third trophic level. *
4 points
22. Which of the following is an accurate example of a food chain? *
4 points
23. Which of the following statements is not true about an energy pyramid? *
4 points
24. Zooplankton is part of an aquatic ecosystem. *
4 points
25. Decomposers are *
4 points
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