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- 1. Multiple ChoiceTemperature, light, air, water, soil and climate are all ______ parts of the environment.bioticabioticlivingboreal
- 2. Multiple ChoiceChoose the phrase that correctly finishes this statement: "A species is....."a specific part of the abiotic environmenta way of describing all the living parts of an ecosystema group of organisms that can successfully mate with each other and reproducepart of the natural decomposing materials in soil
- 3. Multiple ChoiceEcology is the study of theabiotic parts of the environment, such as climate, air, and soilbiotic parts of the environment, such as animals and plantsinteractions between organismsinteractions between organisms as well as the interactions between organisms and their environment
- 4. Multiple ChoiceWhat is an ecosystem?All the interacting organisms that live in an environment and the abiotic parts of the environment that affect the organismsA person who observes and studies the interactions between the biotic and abiotic parts of the environmentThe relationship among the biotic parts of the environmentThe relationship between all the abiotic elements of a pond
- 5. Multiple ChoiceAn abiotic factor can kill a biotic factor.TrueFalse
- 6. Multiple ChoiceWhich of the following is TRUE?Abiotic factors are living things in an ecosystem.Biotic factors are non-living things in an ecosystem.Abiotic factors can eat biotic factors.Abiotic factors can kill biotic factors.
- 7. Multiple ChoiceWhich is a biotic factor?A lakeThe airA tree
- 8. Multiple ChoiceWhat is a population?all members of a species that live in an ecosystemall of the groups in an ecosystema family of animals that live in the same groupthe biotic and abiotic parts of an ecosystem
- 9. Multiple ChoiceWhy do communities have different types of organisms?to have varietyto support each otherto survive
- 10. Multiple ChoiceHow do populations and communities affect one another?animals in populations also live in communitiesthey cannot affect each othera change in a population can cause a change in communityall of the above
- 11. Multiple ChoiceWhen the birth rate is larger in any given period than the death rate the population will __________.increasedecreasestay the same
- 12. Multiple ChoiceWhen the death rate is larger in any given period than the birth rate the population will __________.increasedecreasestay the same
- 13. Multiple ChoiceWhen the size of a population changes because individuals move in, it is called _____________.immigrationemigrationvisitingrude
- 14. Multiple ChoiceWhich of the following lives in a prairie ecosystem?grassmushroomoak treewoodpecker
- 15. Multiple ChoiceWhich of the following lists the levels of an ecosystem in order from largest to smallest?population, organism, community, ecosystemecosystem, community, organism, populationorganism, community, population, ecosystemecosystem, community, population, organism
- 16. Multiple ChoiceWhen the size of the population decreases because individuals leave, that is called ___________.immigrationemigrationvisitingrude
- 17. Multiple Choice
Which is true?In 1995, the moose population fell.A limiting factor for the wolves is the number of moose.There were no wolves or moose on the island in 1955.The number of moose depends only on the number of wolves. - 18. Multiple ChoiceThe largest population that an area can support is called its ________.limiting factorfood sourcecarrying capacityecosystem
- 19. Multiple ChoiceWhich of the following is a biotic factor?temperaturesunlightbacteriawater
- 20. Multiple ChoiceAn organism gets food, water, shelter, and other things it needs to live, grow, and reproduce from itspopulationhabitatabiotic factorsspecies
- 21. Multiple ChoiceWhen the hare population increases, what happened to the lynx population?It rose.It fell.It stayed the same.
- 22. Multiple ChoiceDid the bird population appear to benefit from the elimination of the rattlesnakes?Yes, it did.No, it didn't.It didn't seem to benefit or harm the bird population.
- 23. Multiple ChoiceWhen a snake kills a shrew, the shrew is thehostpreypredatorparasite
- 24. Multiple ChoiceAn example of an adaptation that helps a prey species avoid being caught isclawsmimicrysharp teethpoisonous stingers
- 25. Multiple ChoiceThe role of an organism in its habitat is itshostpreynicheadaptation
- 26. Multiple ChoiceA relationship in which two species live closely together and both benefit ismutualismpredationparasitismcommensalism
- 27. Multiple ChoiceIn ________, individuals whose unique characteristics are well-suited for an environment tend to survive and produce more offspring.natural selectionmutualismadaptationspredator/prey relationships
- 28. Multiple ChoiceThe series of predictable changes that occur in a community over time is called.natural selectionecologycommensalismsuccession
- 29. Multiple ChoiceThe most important abiotic factors when studying biomes are...Food and WaterWater and SunlightTemperature and OxygenWater and Temperature
- 30. Multiple ChoiceWhich of the following formulas represents photosynthesis?6 H2O + 6 O2 = C6H12O6 + 6 CO26 H2O + 6 CO2 = C6H12O6 + 6 O2C6H12O6 + + 6 O2 = 6 H2O + 6 CO2
- 31. Multiple ChoiceWhat is a herbivore?an animal that gets energy from eating other animalsan organism that gets energy from eating only plantsan animal that gets energy by eating both plants and other animals
- 32. Multiple ChoiceAn organism that gets energy from eating other organisms is a ______________producerconsumerdecomposer
- 33. Multiple ChoiceWhich of the following is NOT a consumergrassdogsharkfish
- 34. Multiple ChoiceThis is a close relationship that exists when two are more species live together.SymbiosisPredationMutualismCommensalism
- 35. Multiple ChoiceA symbiotic relationship in which both organisms benefit.CommensalismPredationMutualismParasitism
- 36. Multiple ChoiceA symbiosis in which one organism benefits and the other is harmed.PredationParasitismCommensalismMutualism
- 37. Multiple ChoiceName this symbiosis:MutualismCommensalismParasitismPredation
- 38. Multiple ChoiceThe shrew provides energy for the _______?cricketgrasshopperfrogsnake
- 39. Multiple ChoiceWhich of the following is a herbivore?cricketfroghawkshrew
- 40. Multiple ChoiceIn the energy pyramid here, which organisms have the most energy available?ProducersCarnivoresHerbivoresTop Predator
- 41. Multiple ChoiceWhich of the following organisms in the food web is a producer?Giant PandaSnow LeopardMushroomBamboo
- 42. Multiple ChoiceThe deer, grasshopper, and bird are all examples of which type of consumers on this food pyramid?decomposersomnivorescarnivoreherbivore
- 43. Multiple ChoiceWhat are the products of photosynthesis?water and carbon dioxideoxygen and glucoseoxygen and carbon dioxideoxygen and water
- 44. Multiple ChoicePlants need ________ for photosynthesisoxygensoilcarbon dioxidesugar
- 45. Multiple ChoiceWhat are the bubbles rising in the test tube?nitrogen gascarbon dioxide gasglucoseoxygen gas
- 46. Multiple Choicethe long term average weather conditions that occur in a particular regionprecipitationclimateweather
- 47. Multiple ChoiceWhat is Chlorophyll?An organism that makes its own foodGreen pigment in plants that absorbs light energy used to carry out photosynthesisAn organism that gets its food from other living organismsThe process by which yeasts and other microorganisms break down sugars.
- 48. Multiple ChoiceChlorophyll absorbs what in photosynthesis?WaterSunlightOxygenCarbon Dioxide
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