Plant Virus Quiz
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Questions and Answers

Which virus was the first plant virus to be discovered?

  • Potato virus Y
  • Pepper mild mottle virus
  • Tobacco mosaic virus (correct)
  • Tomato mosaic virus

    • What is the role of increased plant densities and frequent handling of plants by humans in the transmission of plant viruses?

  • They have no role in the transmission of plant viruses
  • They neutralize the transmission of plant viruses
  • They facilitate the transmission of plant viruses (correct)
  • They hinder the transmission of plant viruses

    • Which of the following viruses is not mentioned as an example of plant viruses in the text?

  • Tomato mosaic virus
  • All of the above are mentioned as examples
  • Potato virus Y (correct)
  • Pepper mild mottle virus

    • What is the first plant virus to be discovered?

    <p>The first plant virus to be discovered was the tobacco mosaic virus.</p> Signup and view all the answers

    What are some examples of plant viruses mentioned in the text?

    <p>Some examples of plant viruses mentioned in the text are the tomato mosaic virus and the pepper mild mottle virus.</p> Signup and view all the answers

    What factors contribute to the transmission of plant viruses?

    <p>Increased plant densities and frequent handling of plants by humans appear to play a role in the transmission of plant viruses.</p> Signup and view all the answers

    The tobacco mosaic virus produces a mottling pattern on the leaves of ______ plants.

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

    [Blank] plant densities and frequent handling of plants by humans appear to play a role in the transmission of plant viruses.

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

    Plant viruses are ______ intracellular parasites that can persist in plant material left over after cropping.

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

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