植物学 TPO34-L3 Plants And Pollinators

TPO34-L3

Plants And Pollinators

Listen to part of a lecture in a botany class.

 



  1. What is the lecture mainly about?
  • A. The effect of agriculture on pollinators
  • B. Threats to the pollination cycle in tropical rain forests
  • C. The relationship between plants and their pollinators
  • D. Various plant species in tropical rain forests that attract pollinators

 

  1. What does the professor say is the ideal pollinator for a plant?
  • A. A pollinator that pollinates the plant during the pollinator’s migration
  • B. A pollinator that is hungry and moves quickly
  • C. A pollinator that feeds on a variety of plants
  • D. A pollinator that moves slowly from flower to flower

 

  1. According to the professor, what are some features of a flowering plant that can affect how attractive it is to pollinators?
    [CHOOSE 2 ANSWERS]
  • A. The distance between the plants that have open flowers
  • B. The duration of the plant’s flowering cycle
  • C. The amount of water the plant recently received
  • D. The number of flowers that bloom at the same time

 

  1. Why does the professor mention bats?
  • A. To emphasize that mammals can also be pollinators
  • B. To help explain the role of flower color in attracting pollinators
  • C. To suggest that bats are not efficient pollinators
  • D. To explain why some bats do not benefit from flowers that bloom only at night

 

  1. According to the lecture, what can be inferred about a royal water lily whose flowers are red?
  • A. Its flowers have already been pollinated.
  • B. Beetles are trapped inside of its flowers.
  • C. Its flowers will soon increase in temperature.
  • D. Its flowers have just closed.

 

  1. What is the professor’s opinion about the effect of agriculture on pollination ecology?
  • A. She fears the effect may be more widespread than previously believed.
  • B. She believes the effect will ultimately prove to be beneficial.
  • C. She thinks the harmfulness of agriculture may be overstated.
  • D. She is surprised there is so little research on the subject.


答案:
C B D A B D

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