Module 1: Origins and History of Animal Life on Earth
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Questions and Answers

Which of the following is the fundamental unit of life?

  • Cell (correct)
  • Organism
  • Molecule
  • Protein

    • What is the process by which a cell or organism maintains internal constancy or equilibrium?

  • Homeostasis (correct)
  • Metabolism
  • Reproduction
  • Organization

    • What type of organisms make their own food by extracting energy and nutrients from non-living sources?

  • Decomposers
  • Producers (correct)
  • Consumers
  • Heterotrophs

    • What is the informational molecule of life that cells use to produce proteins?

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

    What is the sum of chemical reactions that takes place in living cells, allowing organisms to acquire and use energy and nutrients to build new structures, repair old ones, and reproduce?

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

    What does the Geologic Time Scale describe?

    <p>The timing and relationships between events in Earth's history</p> Signup and view all the answers

    During which eon did blue green algae and bacteria exist?

    <p>Archaean eon</p> Signup and view all the answers

    What does Zoology deal with?

    <p>The study of the structure, physiology, behavior, classification and distribution of animals</p> Signup and view all the answers

    When did the 6th Mass Extinction occur?

    <p>In the Phanerozoic eon</p> Signup and view all the answers

    According to the text, where does life exist almost everywhere?

    <p>Almost everywhere on planet earth</p> Signup and view all the answers

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