Bio 198 Exam 1 Evolution Correct.answers highlighted in yellow.downmload to score an A

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Biology 198 Exam 1 Please circle the correct answer. (1 point each) 1. The scientific study of life is called ________. A. Biology B. Physics C. Geography D. Archeology 2. Which of the followi... ng statements most accurately describes a discrepant event? A. a highly rigid procedure with infallible results B. an observation that doesn’t fit what is expected to be observed. C. uses hypotheses that are never incorrect. D. the results obtained in experiments. 3. What is an ecomorph? A. A special habitat. B. The study of a species. C. An adapted variety of a species to a local environment. D. A variety that is not adapted to any habitat. 4. What is the chief unifying principle throughout the various branches of biology? A. Evolution B. Ecology C. Homeostasis D. Energy E. None of the above 5. “Life” is defined by a group of characteristics possessed by living things. Which of the following is NOT a characteristic of living organisms? A. Use and store energy B. possess an inherited information base, encoded in DNA C. respond to stimuli in their environment D. composed of one or more cells E. All of the above are characteristics of “life” 6. Life is organized in a hierarchical manner. Which of the following correctly lists these levels of organization from simplest to most complex? A. molecule, atom, organelle, cell, tissue B. molecule, atom, cell, organelle, tissue C. organelle, molecule, atom, cell, tissue D. atom, molecule, organelle, cell, tissue E. None of the above is correct 7. Which of the following statements about evolution is/are correct? A. evolution is the gradual modification of the frequency of alleles in populations of living things over time B. evolution can sometimes result in the development of new species C. evolutionary studies are ONLY about recreating the history of life on earth D. A and B are correct 8. The field of biology that is concerned with the diversity and relatedness of organisms is called: A. evolution B. taxonomy C. systematics D. macroevolution 9. The key evolutionary principle that says, “The adaptation of organisms to their environment selects those traits that will be passed on with greater frequency from one generation to the next” is called ___________? A. Extinction of Species on Earth (Cuvier) B. Inheritance of Acquired Characteristics (Lamarck) C. Natural Selection (Darwin & Wallace) D. Descent with Modification (Darwin & Wallace) E. None of the above 10. In biology, when we are discussing evolution, what is it that is evolving? A. individual organisms B. communities C. populations D. ecosystems 11. Which definition best defines gene pool? A. a variant form of a gene B. the sum total of all alleles in a population C. the total genetic content of an organism D. the exchange of genes between populations 12. Which definition best defines allele? A. a variant form of a gene B. the sum total of all alleles in a population C. the total genetic content of an organism D. the exchange of genes (through migration) between different populations of the same species Student Name: Tim Kennedy Exam 1 Score: [Show More]

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