Environmental Science > QUESTIONS & ANSWERS > Texas Online Preparatory School ENVI SCI 1015.10 Unit Test_ Biodiversity and Extinction Concerns - C (All)
Unit Test : Biodiversity and Extinction Concerns - Part 1 Item 1 What is species diversity? the variety of genes in a species’ gene pool the different physical characteristics in a species th ... e complexity of an ecosystem the number of kinds of organisms in an environment 4/19/2021 Unit Test : Biodiversity and Extinction Concerns - Part 1 https://learning.k12.com/d2l/le/enhancedSequenceViewer/1391105?url=https%3A%2F%2Fe02711f5-1353-40b6-af9b-349f7ff846bd.sequences.api.br… 2/25 Item 2 Which environment is most likely to have the greatest levels of biodiversity? grassland savannah desert tropical rain forest 4/19/2021 Unit Test : Biodiversity and Extinction Concerns - Part 1 Item 3 Why is an ecosystem with higher levels of biodiversity more stable than an ecosystem with lower levels of biodiversity? because they are better able to withstand stresses like disease or climate change because species are constantly replacing one another because changes affect every species the same way because species are more adaptable | 4/19/2021 Unit Test : Biodiversity and Extinction Concerns - Part 1 Item 4 Which choice describes what may happen if a predator species disappears from an ecosystem? uncontrolled growth of pest species gradual return of predator species prey species disappears as well growth in population of all other species 4/19/2021 Unit Test : Biodiversity and Extinction Concerns - Part 1 Item 5 What is unique about the sixth mass extinction many scientists believe we are entering? caused by human activities occurring faster than any other mass extinction impossible to prevent more sp [Show More]
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