1) Biodiversity is important a) True b) False c) Biodiversity doesn't exist 2) Most of the 1.7 million species known are a) Mammals b) Reptiles c) Insects d) Crustaceans 3) New Species are considered known when they are a) Spotted in their habitat b) Collected and Described Scientifically c) Captured and put in a zoo d) Put into a museum 4) 3 levels of biodiversity a) Species Diversity b) Ecosystem Diversity c) Genetic Diversity d) Comical Diversity 5) Refers to all the differences between popultions of species, as well as between different species a) Species Diversity b) Genetic Diversity c) Ecosystem Diversity 6) Refers to the variety of habitats, communities, and ecological processes within and between ecosystems a) Species Diversity b) Genetic Diversity c) Ecosystem Diversity 7) Refers to all the different genes contained within all members of a population a) Species Diversity b) Genetic Diverity c) Ecosystem Diversity 8) Every species is probably either __________upon by at leat one other species in ways that are not obvous a) Not dependent on or not depended b) Dependent on or depended c) Eating one or more species or fed 9) A______is a species that is critical to the functioning of the ecosystem in which is lives because it affects the survival and abundance of many other species in its community a) Endangered species b) Threatened Species c) Primary Species d) Keystone Species 10) Increases the chances that some memebers of the population may survive environmental pressures or change a) Genetic Variation b) Small Populations c) Human interference d) Hunting, poaching, and Climate Change 11) Small and genetically homogenous (same) populations are less likely to survive environmental pressures  a) True b) False 12) When a Population shrinks its genetic diversity a) Increases b) Decreases c) Remains the same 13) What is the bottleneck effect? a) When population size decreases and only certain genes of the population survive b) When you put too much drink in a bottle and it goes into the neck c) When a populations increases and genetic diversity increases as well d) When there is enough genetic variation in a population that their population size doesn't matter 14) One quarter of drugs prescribed in the U.S. are derived from a) Animals b) Humans c) Plants d) Amoebas 15) Most of the crops produced around the world originated from a few areas of low biodiversity a) True b) False 16) Humans value biodiversity for a) Ethical reasons b) Aesthetic Reasons c) Recreational Reasons 17) Ecotourism a) is a form of tourism that ruins the conservation and sustainable development of ecologically unique areas b) is a form of tourism that supports conservation and sustainable development of ecologically unique areas c) Is a form of tourism that eliminates conservation efforts by scientist to help endangered species d) is a form of tourism that supports camping, hiking, and building hotels on national parks 18) What is a gene? a) A segment of protein that is located on DNA b) DNA that has been cut into smaller pieces c) A type of material used to make pants d) A segment of DNA that is located on a chromosome and that codes for a specific hereditary trait

Biodiversity

由
嵌入

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?