植物学 TPO38-L1 Tulip-breaking Virus

TPO38-L1

Tulip-breaking Virus

Listen to part of a lecture in a botany class.

 



  1. What does the professor mainly discuss?
  • A. Techniques for breeding unusual varieties of tulips in the Netherlands.
  • B. New types of plants introduced to Europe through trade.
  • C. The spread of plant diseases throughout seventeenth-century Europe.
  • D. The impact of a plant virus in the Netherlands in the seventeenth century.

 

  1. What opinion does the professor express about color breaking in tulips?
  • A. It probably occurred more often in the seventeenth century than it does today.
  • B. It was not as rare in the seventeenth century as botanists believed.
  • C. It influenced the behavior of many people in the Netherlands.
  • D. It will probably never be duplicated through controlled breeding.

 

  1. According to the professor, what is one reason that the Dutch started cultivating tulips?
  • A. There was an increase in trade between the Netherlands and Persia.
  • B. There were plans to open a new botanical garden in the Netherlands.
  • C. Wealthy individuals wanted to show that they could afford expensive merchandise.
  • D. Dutch botanists became skilled in crossbreeding plants.

 

  1. Why does the professor mention a turban worn by some men?
  • A. To offer an explanation for how the tulip got his name.
  • B. To emphasize the unique color patterns of some tulips.
  • C. To explain why the tulip was considered an exotic flower in Europe.
  • D. To describe differences between Dutch tulips and Persian tulips.

 

  1. According to the professor, what characteristic of tulips aided the spread of tulip cultivation?
  • A. Tulips grown from seeds produce bulb within a year.
  • B. Tulip bulbs can be removed from the ground and stored.
  • C. Tulips adapt easily to different kinds of soil.
  • D. Tulips are relatively resistant to plant viruses.

 

  1. According to the professor, what factors contributed to a dramatic rise in the prices of some tulips in the early seventeenth century?
    [CHOOSE 2 ANSWERS]
  • A. Botanists discovered how to breed tulips that were resistant to certain plant diseases.
  • B. The demand for tulips increased in Persia and the Ottoman Empire.
  • C. Dutch speculators enthusiastically bought tulip bulbs as investments.
  • D. The most desirable tulips could not be produced by breeding at that time.


答案:
D C C A B CD

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