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Species interaction and, abiotic and biotic factors.
Quiz by Laura Morrison
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15 questions
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- Q1Which of these factors in a community is a biotic factor?PredationpHTemperatureSalinity30s
- Q2What is the original source of energy for nearly all living organisms on Earth?PhotosynthesisSunPlantsATP30s
- Q3"All the interacting populations of different species within a location" is a definition for which term?CommunityHabitatPopulationEcosystem30s
- Q4The sum total of an organism's interaction with the biotic and abiotic resources of its environment is called its...HabitatEcological nicheBiotic potentialCarrying capacity30s
- Q5Species richness of a community refers to the...Total of all organismsNumber of different speciesRelative numbers of individuals in each speciesComplexity of the food web30s
- Q6Carrying capacity refers to...The proportion of males to femalesThe maximum size of a population the environment will supportThe intrinsic rate of increase of a populationReproductive rate30s
- Q7Many species of hoofed animals can live together in the African tropical savannas because they have __________________ eating habits that _____________ competition for resources.specialised, minimisegeneralised, maximisespecialised, maximisegeneralised, minimise45s
- Q8Humans have affected African grasslands by...The introduction of livestockOil explorationAll of these answersPloughing and conversion to croplands45s
- Q9Which of the following do animals NOT compete for?FoodTerritoryShelterSunshine45s
- Q10Which of the following do plants NOT compete for?ShelterLightMineralsWater45s
- Q11Different species can share the same habitat, but competition among them is reduced if they...Reproduce at different timesIncrease their populationsOccupy different nichesEat less45s
- Q12A wolf pack hunts, kills, and feeds on a moose. In this interaction the wolves are...ParasitesMutualistsPreyPredators45s
- Q13Any features of an organism that enable it to exist under the conditions of its habitat are known as...AdjustmentsAcclimatisationsAdaptationsAdaptive variations45s
- Q14The Simpson's Index is used to measure...Species distribution of a locationSpecies eveness of a locationSpecies diversity of a locationSpecies richness of a location45s
- Q15Which of the following is an example of a type of interaction an organism might have with its ecosystem?All of these answersProviding energy and matter in an ecosystemProviding shelter for other organismsConsuming energy and matter in an ecosystem45s