Natural selection and speciation preassessment
Quiz by Ariana
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18 questions
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- Q1What are naturally occuring differences among individuals within a species?InheritanceStruggle for ExistenceVariationEvolution30s
- Q2What are naturally occurring differences that give some individuals an advantage in a particular environment?AdaptationMutationModificationVariation30s
- Q3Darwin thought that the beak shapes of the different finch species showed:That they had adapted to eating different types of foodThat they had no common ancestryThat the finches wantd to look different from each otherThat they came from different islands30s
- Q4In eukaryotes, variation between individuals of a species comes from these two sources:Diet and exerciseMutation and MitosisMitosis and MeiosisMutation and Meiosis30s
- Q5Which of the following does NOT provide evidence that living things have been evolving for millions of years?fossil recordsimilarities in embryologial developmenthomologous structures of living organismsvariation in a species is the same over time30s
- Q6What type of selection is this?Directional SelectionStabilizing SelectionDisruptive Selection30s
- Q7What type of selection is this?Stablizing SelectionDisruptive SelectionDirectional Selection30s
- Q8What type of selection is this?Stabilizing SelectionDirectional SelectionDisruptive Selection30s
- Q9What type of isolation is described as populations that do not mate because of an incompatibility of the male and female sex organs of the individuals?Gamete IsolationMechanical IsolationSexual IsolationGeographical Isolation30s
- Q10What is Geographical isolation?Incompatible gametesHybrids do not survive or reproduceBreeding seasons are differentDifferent populations are separated by or occupy a slightly different niche30s
- Q11Which isolation is described as one or both sexes of a species initiating mating behavior that does not act as a stimulus to the opposite sex of a related population?Hybrid SterilitySexual IsolationMechanical IsolationGamete isolation30s
- Q12What is seasonal isolation?different populations occupy a different nichethe breeding season of two closely related populations do not matchhybrids do not survive or reproduceincompatibility of sex organs30s
- Q13Which isolation occurs when there is an incompatibility of sex cells?Mechanical IsolationTemporal IsolationGamete isolationhybrid sterility30s
- Q14What is hybrid sterility of infertility?hybrids do not survive or reproducedifferent breeding seasondifferent mating behaviorincompatibility of sex organs30s
- Q15When a natural disaster, such as a fire occurs, what does it do to the biodiversity of that ecosystem?decreases biodiversitynothingincreases biodiversity30s