1) A structure that seems to serve no purpose in an organism is called: a) Homologous b) Heterozygous c) vestigial d) Homozygous 2) In science, theories are: a) The word evolution means b) the best explanation for a set of data or observations In science, c) The strongest evidence for change over a long period of time comes from: d) Any variation that can help an organism survive in its environment is called a(n): 3) Any variation that can help an organism survive in its environment is called a(n): a) Adaptation b) The finches on the Galapagos island were similar in form except for variations of their beaks. Darwin observed that these variations were useful for: c) Evolution d) Theory 4) The strongest evidence for change over a long period of time comes from: a) fossils b) homologous chromosomes c) vestigial structures d) heterozygous 5) The dog breeds we have today were developed through: a) Fossilization b) Natural selection c) Artificial selection (selective breeding) d) A vestigial structure 6) The finches on the Galapagos island were similar in form except for variations of their beaks. Darwin observed that these variations were useful for: a) Gathering food b) Wing size c) Leg size d) Reproductive behavior 7) The word evolution means a) DNA b) change c) chromosomes d) vestigial structure 8) Fossils are a) Pets b) Remains of once living organisms that no longer exist c) A structure that seems to serve no purpose in an organism is called: d) Living organisms of today 9) Book published by Charles Darwin a) The origin of animals b) The origin of species through natural selection c) The origin of birds d) The voyage of the Beagle 10) predators a) an organism that is consumed by other species, known as prey, for food. b) an organism that is a producer c) an organism that consumes other species, known as prey, for food. d) an organism that consumes dead organisms 11) inherited traits a) expression of an organism’s genotype as a trait in the organism. b) expression of an organism’s phenotype as a trait in the organism. c) a car passed from parent to offspring d) trait that organisms develop over a lifetime. 12) acquired traits a) a car passed from parent to offspring b) expression of an organism’s genotype as a trait in the organism. c) trait that organisms develop over a lifetime. d) expression of an organism’s phenotype as a trait in the organism. 13) offspring a) expression of an organism’s phenotype as a trait in the organism. b) expression of an organism’s genotype as a trait in the organism. c) trait that organisms develop over a lifetime. d) result of a reproductive process; children. 14) adaptations a) trait that organisms develop over a lifetime. b) expression of an organism’s genotype as a trait in the organism. c) expression of an organism’s phenotype as a trait in the organism. d) characteristic that an organism inherits that helps it survive and reproduce in a given environment. 15) genotype a) combination of alleles that an individual inherits for a given gene. b) all the genes of all the members of a population. c) result of a reproductive process; children. d) trait that organisms develop over a lifetime.

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