bio4 tet

Question 1What is biological evolution?the development of traits that organisms need in order to become more complexgene changes in populations over many generationsthe change that occurs in individuals as they try to survive in their environmentthe steps by which the first life was created on earth from random moleculesQuestion 2Which of the following BEST describes why the process of evolution is easier to study in fruit flies than in birds?Fruit flies have a much shorter generation time than birds.Fruit flies are smaller than birds.Fruit flies have a simpler diet than birds.Fruit flies do not live as long as birds.Question 3Which of the following groupings is the MOST appropriate according to the classification system developed by Linnaeus?Group 1: whale, giant fruit bat, giant walking stick (an insect); Group 2: penguin, ostrich, human; Group 3: hummingbird, bee, water strider bugGroup 1: penguin, ostrich, hummingbird; Group 2: water strider bug, giant walking stick (an insect); Group 3: whale, human, giant fruit batGroup 1: hummingbird, ostrich, bee; Group 2: whale, human, penguin; Group 3: giant walking stick (an insect), water strider bug, giant fruit batGroup 1: penguin, water strider bug, whale; Group 2: ostrich, giant walking stick (an insect), human; Group 3: hummingbird, bee, giant fruit batQuestion 4Polar bears from the Arctic do not produce offspring with the speckled bear of South America due to:temporal isolation.gamete incompatibility.behavioral isolation.spatial isolation.Question 5Which of the following statements BEST describes the current knowledge about Earth’s biodiversity?It is relatively common for scientists to discover new or fossil organisms that are completely different from other organisms.Most species that have existed on Earth are alive today.There is uncertainty about the diversity within various species.Scientists generally agree that most species have been identified.Question 6Put the following in order of most inclusive to specific.SpeciesDomainKingdomPhylaGenusuestion 7Match the following terms to the definition or example. Not every definition will be used.AnimaliaBacteriaVirusesProtistaFungiA.nonliving microbesB.most diverse kingdomC.eukaryotic, multicellular organisms such as mushroomsD.eukaryotic, multicellular organisms such as mammalsE.prokaryotes such as E. coliF.eukaryotic, multicellular organisms that make their own foodQuestion 8Match the following terms to the definition or example. Not every definition will be used.DiatomsCnidariaTapewormEarthwormArthropodsVertebratesPlantsAlgaeYeastMoldA.Only protists that produce their own foodB.Parasitic flatwormsC.Single cells that produce a glass shellD.Provide drugs like aspirin and digitaliE.Animals without backbonesF.One of the most commercially important fungal formsG.Produces the flavor of cheeseH.Jellyfish and coralsI.Shrimp, insects, crabs, and spidersJ.Segmented wormsK.Animals with backbonesQuestion 9Consider what you have learned about natural selection and mutation concerning health issues like TB and head lice, and apply it to pesticide use and farming. Explain what is meant by a “pesticide treadmill” and why it is a concern to farmers and consumers.Your response should be at least 200 words in length.

 

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