Evolution Biology: Natural Selection & Speciation
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Questions and Answers

What is the term for the ability to survive and reproduce in a specific environment?

  • Speciation
  • Adaptation
  • Natural Selection
  • Fitness (correct)
  • According to Darwin, which individuals survive and reproduce?

  • Those best adapted for their environment (correct)
  • Those with the longest necks
  • Those with the strongest physical features
  • Those with the shortest necks
  • What is the term for the process of a new species emerging?

  • Fitness
  • Adaptation
  • Natural Selection
  • Speciation (correct)
  • What is the term for an inherited characteristic that helps an organism survive in its environment?

    <p>Adaptation</p> Signup and view all the answers

    What is the term for a diagram that shows evolutionary relationships between organisms?

    <p>Phylogenetic tree</p> Signup and view all the answers

    What is the term for a species that has become extinct?

    <p>Extinct</p> Signup and view all the answers

    What is the term for the change in allele frequencies in a population due to chance events?

    <p>Genetic drift</p> Signup and view all the answers

    What is the term for the movement of organisms into or out of a population, leading to a change in allele frequencies?

    <p>Gene flow</p> Signup and view all the answers

    What is the term for the process by which a change in one organism leads to a change in another organism?

    <p>Coevolution</p> Signup and view all the answers

    What is the term for the classification system that uses a hierarchical structure, with genus and species?

    <p>Scientific Name</p> Signup and view all the answers

    What is the term for the period of little change in a species, followed by rapid change?

    <p>Punctuated Equilibrium</p> Signup and view all the answers

    What is the term for the process by which a species changes into a new species over time?

    <p>Evolution</p> Signup and view all the answers

    What happens to energy as it moves up the pyramid?

    <p>10% is passed to the next level and 90% is given off as thermal energy</p> Signup and view all the answers

    What is the role of a producer in a food chain?

    <p>To produce energy through photosynthesis</p> Signup and view all the answers

    What is the difference between primary and secondary succession?

    <p>Primary succession occurs in areas with no life, while secondary succession occurs in areas with existing life</p> Signup and view all the answers

    What type of organism is a grasshopper in a food chain?

    <p>Primary consumer</p> Signup and view all the answers

    What happens to toxins as they move up the pyramid?

    <p>They increase in amount</p> Signup and view all the answers

    What is the term for the first organisms to grow in an area?

    <p>Pioneer organisms</p> Signup and view all the answers

    What is the process by which water vapor leaves plants through stomata?

    <p>Transpiration</p> Signup and view all the answers

    What is the term for the process by which nitrogen in the atmosphere is converted into a usable form?

    <p>Nitrogen fixation</p> Signup and view all the answers

    What is the term for a cell without a nucleus?

    <p>Prokaryote</p> Signup and view all the answers

    What is the term for the vascular tissue that transports water and nutrients from the roots to the rest of the plant?

    <p>Xylem</p> Signup and view all the answers

    What is the term for the response of plants to light?

    <p>Phototropism</p> Signup and view all the answers

    What is the term for the system that transports messages, receives, and coordinates messages in the human body?

    <p>Nervous system</p> Signup and view all the answers

    What is the term for an organism that maintains a constant internal body temperature, regardless of the environment?

    <p>Endotherm</p> Signup and view all the answers

    Which of the following biotic factors would NOT limit the size of a population?

    <p>Light</p> Signup and view all the answers

    What type of relationship exists between a hummingbird and a flower when the hummingbird feeds on the flower's nectar?

    <p>Mutualism</p> Signup and view all the answers

    What is the term for an organism that obtains its energy by eating other organisms?

    <p>Heterotroph</p> Signup and view all the answers

    What is the term for the place in which an organism lives out its life?

    <p>Habitat</p> Signup and view all the answers

    What type of organism is a grasshopper, in terms of its feeding behavior?

    <p>Consumer</p> Signup and view all the answers

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