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Ecology Unit Test Part II

Part I: Multiple Choice

1. What is an organism that kills another organism in order to eat it?a. preyb. predatorc. producer

2. What s the specific environment where an organism lives based on what the organism requires to survive?

a. biomeb. ecosystemc. habitat

3. What is a large region classified by the interaction of the living organism, climate, and geographical features?

a. biomec. ecosystemb. habitat

4. What is the name of any living things?a. plantb. animalc. organism

5. What are the interactions between organisms living in a specific area and their physical, nonliving environment?

a. ecologistb. ecologyc. ecosystem

6. What are scientists who study relationships between organisms and environments?

a. ecologistb. ecologyc. ecosystem

7. What is the study of how living organisms interact with each other and with their physical environment?

a. ecologistb. ecologyc. ecosystem

8. What is an organism living in, with or on another organism in which this organism obtains benefits from a host that it usually injures?

a. organismb. hostc. parasite

9. What is anything that is living or once living?a. biotic factorb. abiotic factorc. organism

10. What is anything that is non-living or never living>a. biotic factorb abiotic factorc. organism

11. What is the process in which plants use energy from the sunlight to convert carbon dioxide and water into food?

a. photosynthesisb. food cyclec. food chain

12. What are organisms that are able to produce their own food, often through photosynthesis?

a. preyb. producerc. consumer

13. What is an organism that must eat another organism to obtain energy?

a. preyb. producerc. consumer

14. What is an organism that is consumed by another organism?a. preyb. predatorc. producer

15. What is a komodo dragon that eats insects, birds and mammals?a. herbivoreb. carnivorec. omnivore

16. What is a moose that eats grasses and fruits?a. herbivoreb. carnivorec. omnivore

17. What is a hedgehog that eats leaves, earthworms, and insects?a. herbivoreb. carnivorec. omnivore

18. What is it called when two organisms help each other to survive?a. mutually beneficialb. competitivec. detrimental

19. What is it called when two organisms fight over something to survive?

a. mutually beneficialb. competitivec. detrimental

20. Which of these relationships is an example of parasitism?a. a bird building a nest on a tree branchb. a bat pollinating a cactusc. bacteria infecting your intestine

21. A yellow billed oxpecker gets a snack aboard a hippopotamus. The oxpeckers eat ticks living on the hippo’s skin. What type of relationship is this?

a. commensalismb. parasitismc. mutualism

22. A small hole created for a bird’s nest in a cactus trunk is an example of what type of relationship?

a. commensalismb. parasitismc. mutualism

23. How do all animals, including humans, meet their energy needs?a. by internally making their own foodb. by consuming other organismsc. through photosynthesis

24. What do arrows show in food chains and food webs?a. the direction of energy flowb. predator and prey relationshipc. all of the above

25. What abiotic factor is shown in food chains and food webs?a. waterb. airc. sun

26. What organism will eventually consume all the energy in dead matter in a food chain and food web?

a. decomposersb. producersc. consumers

27. What is the primary source of energy for most ecosystems?a. plantsb. the sunc. decomposers

28. What eats mostly dead matter?a. producersb. consumersc. decomposers

29. What contains many food chains?a. food cycleb. food webc. food system

30. What types of organisms typically make up the top of a food web?a. preyb. producersc. predators

31. Which of the following is a type of a decomposer?a. earth wormsb. fungic. all the above

32. What does O2 stand for in the process of photosynthesis?a. waterb. oxygenc. carbon dioxide

33. What does CO2 stand for in the process of photosynthesis?a. waterb. oxygenc. carbon dioxide

34. What does H2O stand for in the process of photosynthesis?a. water

‘ b. oxygenc. carbon dioxide

35. What does C6H12O6 stand for in the process of photosynthesis?a. waterb. glucosec. carbon dioxide

36. Where does photosynthesis take place?a. chlorophyllb. chloroplastc. roots

37. What collects the water for the process of photosynthesis?a. stomatab. rootsc. chlorophyll

38. What collects the carbon dioxide for the process of photosynthesis?a. stomatab. rootsc. chlorophyll

39. What collects the sunlight energy for the process of photosynthesis?a. stomatab. rootsb. chlorophyll

40. What materials are needed in order for photosynthesis to take place?

a. oxygen, carbon dioxide, waterb. water, sunlight energy, carbon dioxidec. sunlight energy, water, oxygen

41. What materials are produced by the producer during photosynthesis?

a. carbon dioxide and oxygenb. water and oxygenc. oxygen and glucose

42. What are the behaviors and physical characteristics of species that allow them to live successfully in their environments?

a. competitionb. mutually beneficialc. adaptations

Part II: Identification and Short Answer

43. Write the photosynthesis equation

Identify the producers, consumers, and decomposers in the food web below.

Answer the following questions about the food chain below.