生物学 TPO47-L2 Albatross

TPO47-L2

Albatross

Listen to part of a lecture in a biology class.

 



  1. What does the professor mainly discuss?
  • A. Long-distance seasonal migration of seabirds
  • B. Two major ways that seabirds navigate
  • C. A seabird that flies far in search of food
  • D. Reasons why seabirds often live on islands

 

  1. According to the professor, what influences an albatross’s choice of an island for nesting?
  • A. Air currents near the island
  • B. Availability of food on the island
  • C. Predators inhabiting the island
  • D. The number of albatross already nesting on the island

 

  1. According to the professor, what helps albatross chicks survive despite the fact that their parents have to fly such long distances to find food?
    [CHOOSE 2 ANSWERS]
  • A. Albatross raise only one chick at a time.
  • B. Albatross forage only for foods that are exceptionally rich in nutrients.
  • C. Albatross store large quantities of food in the nest.
  • D. Albatross chicks are adapted to tolerate long intervals without food.

 

  1. What does the professor imply about theories that explain how albatross navigate?
  • A. They are based on studies of seabirds in captivity.
  • B. They are based on observation of albatross in the wild.
  • C. They are guesses that are not based on any evidence about birds.
  • D. They have not been confirmed by studies of albatross themselves.

 

  1. According to the professor, why do some biologists doubt that magnetite helps birds navigate?
  • A. Its magnetic properties are quite weak.
  • B. It is found in young birds that cannot fly yet.
  • C. It is found in all albatross species.
  • D. It is in birds that do not migrate.

 

  1. Why does the professor say this: 🎧
  • A. To emphasize how wasteful the albatross behavior is
  • B. To encourage students to reflect on how impressive the albatross behavior is
  • C. To signal that she is about to introduce a new topic
  • D. To find out whether the students have understood her explanations


答案:
C C AD D D B

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