Preview Science Concepts Using Science Graphics

1. Which of the following is the best definition of a scientific theory? A. a group of ideas about a scientific concept B. an explanation that is accepted by most people C. an explanation that has been scientifically tested and supported D. a specific question that can be tested using the scientific method

1. Which of the following is the best definition of a scientific theory? A. a group of ideas about a scientific concept B. an explanation that is accepted by most people C. an explanation that has been scientifically tested and supported D. a specific question that can be tested using the scientific method

2. In forming his theory of evolution, Darwin most lacked an adequate understanding of F. geology. G. heredity. H. anatomy. J. geography.

2. In forming his theory of evolution, Darwin most lacked an adequate understanding of F. geology. G. heredity. H. anatomy. J. geography.

3. An inherited trait that helps an individual survive and reproduce in a particular environment is A. an adaptation. B. a survival trait. C. a genetic trait. D. natural variation.

3. An inherited trait that helps an individual survive and reproduce in a particular environment is A. an adaptation. B. a survival trait. C. a genetic trait. D. natural variation.

4. A human arm and a bat wing are each made up of a similar number and arrangement of bones. This similarity is evidence that humans and bats F. evolved at the same time. G. have the same parents. H. have an ancestor in common. J. once shared the same habitat.

4. A human arm and a bat wing are each made up of a similar number and arrangement of bones. This similarity is evidence that humans and bats F. evolved at the same time. G. have the same parents. H. have an ancestor in common. J. once shared the same habitat.

5. Which of the following is a true statement about evolution? A. Individuals cannot evolve, but populations can evolve. B. Natural selection is the only mechanism for evolution. C. Evolution always results in more complex forms of life. D. Organisms always evolve to have the best adaptations for their environment.

5. Which of the following is a true statement about evolution? A. Individuals cannot evolve, but populations can evolve. B. Natural selection is the only mechanism for evolution. C. Evolution always results in more complex forms of life. D. Organisms always evolve to have the best adaptations for their environment.

J. punctuated equilibrium. This diagram shows two contrasting models of the pace of evolution. Use the diagram to answer the following question(s). 6. Model 1 is usually referred to as the model of F. selection. G. gradualism. H. adaptive radiation. J. punctuated equilibrium.

J. punctuated equilibrium. This diagram shows two contrasting models of the pace of evolution. Use the diagram to answer the following question(s). 6. Model 1 is usually referred to as the model of F. selection. G. gradualism. H. adaptive radiation. J. punctuated equilibrium.

C. artificial selection. D. punctuated equilibrium. This diagram shows two contrasting models of the pace of evolution. Use the diagram to answer the following question(s). 7. Model 2 is usually referred to as the model of A. selection. B. selectionism. C. artificial selection. D. punctuated equilibrium.

C. artificial selection. D. punctuated equilibrium. This diagram shows two contrasting models of the pace of evolution. Use the diagram to answer the following question(s). 7. Model 2 is usually referred to as the model of A. selection. B. selectionism. C. artificial selection. D. punctuated equilibrium.

F. selection. G. speciation. H. adaptation. J. punctuation. This diagram shows two contrasting models of the pace of evolution. Use the diagram to answer the following question(s). 8. In Model 1, each point where one line splits into two lines represents F. selection. G. speciation. H. adaptation. J. punctuation.

F. selection. G. speciation. H. adaptation. J. punctuation. This diagram shows two contrasting models of the pace of evolution. Use the diagram to answer the following question(s). 8. In Model 1, each point where one line splits into two lines represents F. selection. G. speciation. H. adaptation. J. punctuation.

A. mouse. B. chicken. C. frog. D. lamprey. This table shows the differences between the human hemoglobin protein and that of some animals. Use the table to answer the following question(s). 9. These data support the hypothesis that among the animals listed, the animal that is most closely related to humans by ancestry is the A. mouse. B. chicken. C. frog. D. lamprey.

A. mouse. B. chicken. C. frog. D. lamprey. This table shows the differences between the human hemoglobin protein and that of some animals. Use the table to answer the following question(s). 9. These data support the hypothesis that among the animals listed, the animal that is most closely related to humans by ancestry is the A. mouse. B. chicken. C. frog. D. lamprey.