Ecology: Basic Definitions Quiz
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Questions and Answers

Which of the following accurately describes a coral reef?

  • A chemosynthetic autotroph
  • An example of a taiga ecosystem
  • An example of a littoral zone ecosystem (correct)
  • A decomposer in the rainforest

    • In an ecosystem, what is the driving force of the synthesis from solar energy accumulated by means of primary production?

  • Incorporation of residual energy in inorganic matter
  • Constant dissipation of energy in the food web (correct)
  • Recycling of matter in the ecosystem
  • Use of light for energy by photosynthetic autotrophs

    • Which organism is classified as a chemosynthetic autotroph?

  • Decomposers in the rainforest
  • Coral reef organisms
  • Organisms that oxidize hydrogen sulfide (H2S) for energy (correct)
  • Organisms that use light for energy to synthesize organic compounds

    • According to Liebig's Law of the Minimum, what controls the growth of a plant or crop?

    <p>The limiting nutrient (D)</p> Signup and view all the answers

    Which ecological law pertains to the control of an organism's abundance or distribution by certain factors?

    <p>Shelford's law of tolerance (A)</p> Signup and view all the answers

    What is the definition of a biotope?

    <p>An area of uniform environmental conditions providing a living place for a specific assemblage of plants and animals. (B)</p> Signup and view all the answers

    According to the given text, what is central to the ecosystem concept?

    <p>The idea that living organisms interact with every other element in their local environment. (B)</p> Signup and view all the answers

    What does an ecosystem include?

    <p>All the organisms in a given area interacting with the physical environment, leading to a flow of energy and material cycles. (C)</p> Signup and view all the answers

    What is the definition of a population?

    <p>The collection of inter-breeding organisms of a particular species. (B)</p> Signup and view all the answers

    According to the given text, what is the structure of an ecosystem?

    <p>A unit that includes all the organisms in a given area interacting with the physical environment, leading to clearly defined trophic structure, biotic diversity, and material cycles. (B)</p> Signup and view all the answers

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