1. Which of the following abioitc factors might the Anoplogaster conuta be in competetion for with other organisms? A. water temperature B. fresh water C. soil composition D. sunlight 2. A relationship between a marlin and the Anoplogaster cornuta could be described as a A. parasite-host B. predator-prey C. predator-predator D. None of the above 3. According to the food web pictured above,for which biotic resource is there the most competition? A. screech owls B. night lizards C. termites D. wood rats 4. Using the food web pictured above, which of the following pairs of organisms compete with each other for food? A. mice and owls B. squirrels and owls C. rabbits and green plants D. mice and rabbits 5. Which of the followoing is an example of a producer-consumer relationship? A. pike - heron B. tadpole - hawker dragonfly C. filamentous algae - shrimp D. water flea - stickleback 6. How would you describe the relationship between a tick and a dog? A. predator-prey B. parasite-host C. producer-consumer D. prey-host 7. In the food web above, which two organisms have a predator-prey relationship? A. badger and snake B. chipmunk and corn C. cow and snake D. hawk and snake C. bird, rabbit, mouse A. carrot, mouse, grasshopper B. carrot, grass, grain D. bird, carrot, fox 8. Which three organisms in the food web above are competing for the same limiting factor of soil composition? 9. Which of the following relationships best describe mistletoe and a tree? A. predator-prey B. producer-consumer C. parasite-host D. none of the above B. worms and water C. light and soil composition D. water and air temperature A. soil composition and insects 10. For which two resources might plant A and plant species B compete? D. 25 to 30 degrees B. 10 to 15 degrees A. 5 to 10 degrees C. 15 to 20 degrees 11. At which temperature will there be the most competition for space among these fish species? 12. Based on the model, which consumers would receive the greatest amount of energy captured by the producers in their food chain? A. wedge-tailed eagles B. chuditch C. ring-tailed opossums D. eucalyptus trees 13. In the aquatic food web below, which two organisms have a predator-prey relationship? A. shad and sturgeons B. sturgeons and blue crab C. blue crab and rangia clams D. copepods and amphipods A. The populations of both species of barnacles increase more in warm water than in cold water. B. Barnacles grow larger when they are isolated from other species. C. The two species of barnacles compete with each other for resources. D. The two species of barnacles are closely related to each other. 14. Based on the data, which hypothesis was Connell most likely testing? A. The forest ecosystem, because most of the animals can eat other organisms. B. The grassland ecosystem because several predators compete for food. C. The forest ecosystem, because it has three top predators. D. The grassland ecosystem, because it has many herbivores. 15. Which ecosystem would be more likely to survive if a disease killed the grass? 16. What is the population measuring technique used in the lab where animals are identified and returned to the wild? A. sampling B. mark and recapture C. marked D. counting organisms |