TOEFL IBT Listening Practice Test 29 from Official TOEFL iBT Test

    1. Biology

Question 12-17: Answer the questions.

12.What topics related to the Nightcap Oak does the professor mainly discuss? Choose 2 answers.

  • Factors that relate to the size of the area In which it grows
  • The size of its population over the last few centuries
  • Whether anything can be done to ensure its survival
  • Why it did not change much over the last one hundred million years

13.According to the professor, what led scientists to characterize the Nightcap Oak as primitive?

  • It has no evolutionary connection to other trees growing in Australia today.
  • It has an inefficient reproductive system.
  • Its flowers are located at the bases of the leaves.
  • It is similar to some ancient fossils.

14.What point does the professor make about the Nightcap Oak’s habitat?

  • It is stable despite its limited size.
  • Unlike the habitats of many plants, it is expanding.
  • Its recent changes have left the Nightcap Oak struggling to adapt.
  • Its size is much larger than the area where the Mightcap Oak grows.

15.According to the professor, what are two factors that prevent the Nightcap Oak population from spreading? Choose 2 answers.

  • The complex conditions required for the trees to produce fruit
  • The fact that the seed cannot germinate while locked inside the shell
  • The limited time the seed retains the ability to germinate
  • Competition with tree species that evolved more recently

16.Why does the professor mention the size of the Nightcap Oak population over the last few hundred years?

  • To explain why it is likely that the Nightcap Oak population will increase in the future
  • To point out that the Nightcap Oak’s limited reproductive success has not led to a decrease in its population
  • To present evidence that the Nightcap Oak is able to tolerate major changes
  • To point out that the Nightcap Oak is able to resist diseases that have destroyed other tree species

17.Listen to Track 46.

  • She wants the students to think about a possible connection.
  • She wants to know if the students have any questions.
  • She is implying that researchers have been asking the wrong questions.
  • She is implying that there may be no connection between the questions.

               Directions: Now answer the questions.

Question 18-22: Answer the questions.

18.Why does the student go to see the professor?

  • She is having trouble finding a topic for Her term paper.
  • She needs his help to find resource materials.
  • She wants to ask him for an extension on a term paper.
  • She wants him to approve her plans for a term paper.

19.Why is the student interested in learning more about dialects?

  • She often has double understanding what other students are sayinq.
  • CD She is trying to change the way she speaks.
  • She is aware that her own dialect differs from those of her roommates.
  • She spent her childhood in various places where different dialects are spoken.

20.Based on the conversation, what can be concluded about “dialect accommodation”? Choose 2 answers.

  • It is a largely subconscious process.
  • It is a process that applies only to some dialects.
  • It is a very common phenomenon.
  • It is a topic that has not been explored extensively.

21.What does the professor want the student to do next?

  • Read some articles he has recommended
  • Present her proposal before the entire class
  • Submit a design plan for the project
  • Listen to recordings of different dialects

22.Listen to Track 4-8.

  • He thinks the topic goes beyond his expertise.
  • He thinks the topic is too broad for the student to manage.
  • He thinks the topic is not relevant for a linguistics class.
  • He thinks other students may have chosen the same topic.