Item106.66pointseBookPrintReferencesCheck my workCheck My Work button is now disabledItem 10Which of the following is when just a few members of a species survive a catastrophic event or colonize new habitat geographically isolated from other members of the same species?Multiple ChoiceFounder effectGenetic driftMetapopulationIsland biogeography

5.26pointseBookPrintReferencesCheck my workCheck My Work button is now disabledItem 15Match the terms used for rare or endangered species with their proper definition.Species with major effects on ecological functions and whose elimination would affect many other members of the biological community. Species that are especially interesting or attractive organisms to which people react emotionally. These species can motivate the public to preserve biodiversity and contribute to conservation. Species tied to specific biotic communities or successional stages or a set of environmental conditions. They can be reliably found under certain conditions but not others. Species that require large blocks of relatively undisturbed habitat to maintain viable populations. Saving this habitat also benefits other species.Match each of the options above to the items below.Keystone speciesIndicator speciesUmbrella speciesFlagship species

Major causes of extinction of different species includesOptions :Habitat loss and over-huntingClimate change and pollutionDeforestationAll options are correct

Item25.26pointseBookPrintReferencesCheck my workCheck My Work button is now disabledItem 2Which of the following is the accepted level of risk for most environmental hazards, as defined by the Environmental Protection AgencyMultiple Choice1/1001/1,0001/100,0001/1,000,0001/10,000,000

Item185.26pointseBookPrintReferencesCheck my workCheck My Work button is now disabledItem 18Primeval forests are protectorates of much of the world's biodiversity (both threatened and endangered species) as well as indigenous human cultures. This value would be most correctly described as ________blank.Multiple Choiceecologicaleconomic

New species are more likely to emerge when a population gets...IsolatedDuplicatedDestroyed