BIO 182 Exam 1-ASU Questions With Complete Solutions

how many species live in planet Earth? correct answer: unknown-roughly 3 to 5 million why is life so incredibly diverse, yet so strangely similar? correct answer: organisms can contain similar features. planes have wings, birds have wings-this feature is useful for different things (different for penguins, pelicans, bats, eagles) true or false: biodiversity on earth will likely decrease in the near future? correct answer: true or false: scientists believe in evolution even though they currently lack evidence for the theory correct answer: false true or false: opposition to irrational numbers was based on evidence that such numbers cannot exist correct answer: false true or false: opposition to irrational numbers stemmed from a worldview involving naturalistic evolution correct answer: false true or false: the belief that irrational numbers cannot exist reflects religion more than science correct answer: true true or false: modern mathematicians accept irrational numbers because such numbers provide more accurate solutions to problems than whole numbers do correct answer: true the scientific method relies on.... correct answer: models, observations, and experiments a model is a formal description of a scientific hypothesis. which provides the most precise description of a hypothesis? correct answer: true or false: an experiment enables one to demonstrate that a correlation between two variables results from cause and effect correct answer: true a well designed experiment... correct answer: controls for environmental and genetic factors, involves replications of experimental subjects, and randomizes experimental subject among treatments true or false: unlike Wallace, Darwin did not believe that natural selection required variation among individuals correct answer: false