EcologyName: ______

Directions: Read each question carefully and choose the best answer.

  1. Sharks are messy eaters that swim around all day with a small Remora fish attached to their undersides. The Remora eats any food that the shark may drop. The Remora does nothing for the shark. This is an example of…
  1. mutualismc. Parasitism
  2. commensalismd.Competition
  1. What word best describes the mammals, fish, birds and plants, as well as the sun, soil, air and water in an environment?
  2. Abioticc. Community
  3. Ecosystemd. Biosphere
  4. The five levels of organization in the environment, from the first to the fifth level are
  5. Organism, population, biosphere, ecosystem, community
  6. Organism, population, biotic elements, abiotic elements, community
  7. Organism, population, community, ecosystem, biosphere
  8. Organism, population, biosphere, abiotic elements, ecology
  9. The study of how things interact with each other and with their environment is called ______.
  10. Ecologyc. Symbiosis
  11. Community studiesd. Social studies
  12. A bird eats a worm. Who is the predator?
  13. Wormc. Bird
  14. The bird and the wormd. Neither the bird or the worm
  15. What is an example of an abiotic element that may change an area?
  16. Introducing a new type of grass to the prairie
  17. Water flooding a prairie
  18. Two bird species competing for nest habitat
  19. Uncontrollable mold growth on trees
  20. At each level of the energy pyramid, only ______% of the available energy is passed to the next consumer.
  21. 1 %c. 10 %
  22. 5 %d. 50 %
  23. Animals that eat a variety of meats, fruits and vegetables are
  24. Producersc. Carnivores
  25. Omnivoresd. Herbivores
  26. Thinking back to the Energy Pyramid, coyotes prey on prairie dogs. In order for the prairie dog population to survive, how many prairie dogs are needed compared to coyotes?
  27. Fewer prairie dogs than coyotes
  28. Many more prairie dogs than coyotes
  29. About the same number of prairie dogs as coyotes
  30. There is no relationship between the number of prairie dogs and coyotes
  31. When a parasitic tapeworm gets inside a dog’s intestine to obtain food, who is the host?
  32. The wormc. The decomposer
  33. The producerd. The dog
  34. Grass is eaten by a prairie dog. The prairie dog is eaten by a coyote. This is an example of ______.
  35. An abiotic elementc. An herbivore
  36. An omnivored. A food chain

Ecology:Name: ______

Final Assessment

Directions: Read each question carefully and choose the best answer.

  1. Grass that gains energy from the sun is an example of a ______.
  2. Consumerc. Decomposer
  3. Parasited. Producer
  4. If scientists are studying the egrets, herons, marsh crabs and spartina grass, but not the water or the rocks in the salt marsh, what level of ecological organization would they be studying?
  5. Organismc. Community
  6. Populationd. Ecosystem
  7. Of the following, which is not a freshwater ecosystem?
  8. Lakec. Pond
  9. Coral Reefd. Swamp
  10. If an eagle eats a mouse that eats some berries, the eagle is a….
  11. Producerc. Second level consumer
  12. First level/primary consumerd. Decomposer
  13. In an energy pyramid, which level has the most available energy?
  14. Producer level
  15. First level consumer
  16. Second level consumer
  17. Third level consumer
  18. Vultures and hyenas, which feed on the remains of dead organisms, are considered…
  19. First level consumersc. Producers
  20. Scavengersd. Herbivores
  21. Which biome receives less than 25 centimeters of rain per year?
  22. Desertc. Grassland
  23. Temperate rainforestd. Tropical rainforest
  24. A close relationship between two species that benefits at least one of the species is called…
  25. Natural selectionc. Adaptation
  26. Symbiosisd. Competition
  27. Which of the following is an example of a population?
  28. The cats and dogs in your neighborhood
  29. The park at the heart of your neighborhood
  30. The rocks in your rock collection
  31. The gray wolves in a forest
  32. The smallest unit of ecological organization is….
  33. Populationc. Organism
  34. Communityd. Ecosystem
  35. Which of the following is an example of a predator’s adaptation?
  36. A porcupine’s needlesc. A frog’s bright colors
  37. A shark’s powerful jawsd. A plant’s poisonous chemicals
  38. Bees and flowers have evolved to need one another. Flowers receive pollination from bees as they fly from flower to flower gathering nectar. This is an example of…
  39. Commensalismc. Predation
  40. Parasitismd. Mutualism

Ecology:Name: ______

Final Assessment

Directions: Use the picture below to answer the questions that follow:

  1. The picture above is an example of a…
  2. Food chainc. Mutualism
  3. Predator prey interactiond. Food web
  4. The arrows on the food web show that…
  5. Wrens get their energy from the thistle
  6. Rabbits give their energy to the caterpillar
  7. The lizard gives its energy to the hawk
  8. There is no relationship between the arrows and the transfer of energy
  9. Should the hawk in the picture above die, what organism would consume it?
  10. Primary consumerc. Decomposer
  11. Producerd. Tertiary consumer
  12. The organism that has three arrows pointing AWAY from it and no arrows pointing toward it is a…
  13. Omnivorec. Decomposer
  14. Producerd. Herbivore
  15. The organism that has THREE ARROWS pointing toward it and no arrows pointing away is the…
  16. Primary consumerc. Producer
  17. Top predator d. Decomposer
  18. What abiotic factor that provides the ultimate source of energy is missing from the diagram above?
  19. Rocksc. Sun
  20. Foodd. Wind
  21. What would likely happen if the wren population in the diagram above disappeared from the ecosystem?
  22. The hawks would increase in population because they would eat more rabbits
  23. The snails would decrease in population because they would be eaten by the lizards
  24. The snails would increase in population because they no longer are being preyed upon
  25. The thistle would increase in population because the snails would eat more

Ecology:Answer Key

Final Assessment

  1. B
  2. B
  3. C
  4. A
  5. C
  6. B
  7. C
  8. B
  9. B
  10. D
  11. D
  12. D
  13. C
  14. B
  15. C
  16. A
  17. B
  18. A
  19. B
  20. D
  21. C
  22. B
  23. D
  24. D
  25. C
  26. C
  27. B
  28. B
  29. C
  30. C

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