托福听力Tpo真题动物专题.docx

1、托福听力Tpo真题动物专题托福听力Tpo真题动物专题TPO Listening ExercisesSubject: Animal Sciences Your Name: Your Class: TPO1 Lecture 412.What is the main topic of the lecture The types of habitats marmots prefer Methods of observing marmot behavior Feeding habits of some marmot species Differences in behavior between marm

2、ot species13.According to the case study, why are marmots ideal for observationThey do not hide from humansThey reside in many regions throughout North AmericaThey are active in open areas during the dayTheir burrows are easy to locate14.Drag the appropriate description of each marmot species behavi

3、or to the box below the marmots name Click on a phrase. Then drag it to the space where it belongs.One of the phrases will not be usedDisplays aggressive tendencies is family oriented says active during the winter Olympic Marmot Eastern Marmot15.What reason does the professor give for the difference

4、 in marmot behaviour patterns?Type of food availableThe size of the populationInteraction with other marmot speciesAdaptations to the climate16.Why does the professor say this()To inform the student that his definition is incorrectTo suggest that the student did not do the readingTo encourage the st

5、udent to try againTo change the topic of discussion17.Why does the professor say this()To express a similar concernTo encourage the student to explain what she meansTo address the students concernTo agree with the studentTPO4 Lecture 16. What is the lecture mainly about?A. Method s of observing unus

6、ual animal behavior.B. A theory about ways birds attract mates.C. Ways animals behave when they have conflicting drives.D. Criteria for classifying animal behaviors.7. Indicate whether each of the activities below describes a displacement activity.Click in the correct box for each phrase. Yes No An

7、animal attacks the ground instead of its enemy. An animal falls asleep in the middle of a mating ritual. An animal eats some food when confronted by it enemy. An animal takes a drink of water after grooming itself.8. What does the professor say about disinhibition?A. It can prevent displacement acti

8、vities from occurring.B. It can cause animals to act on more than one drive at a time.C. It is not useful for explaining many types of displacement activities.D. It is responsible for the appearance of seemingly irrelevant behavior.9. According to the lecture, what is one possible reason that displa

9、cement activities are often grooming behaviors?A. Grooming may cause an enemy or predator to be confused.B. Grooming is a convenient and accessible behavior.C. Grooming often occurs before eating and drinking.D. Grooming is a common social activity.10. Why does the professor mention the wood thrush?

10、A. To contrast its displacement activities with those of other animals species.B. To explain that some animals display displacement activities other than groomingC. To point out how displacement activities are influenced by the environment.D. To five an example of a n animal that does not display di

11、splacement activities.11. Replay: What does the professor mean when she says this?A. She is impressed by how much the student knows about redirecting.B. She thinks it is time to move on to the next part of this lectures.C. The students answer is not an example of a displacement activity.D. The stude

12、nt should suggest a different animal behavior to discuss next. TPO7 Lecture 210. what is the lecture mainly about?How animals emit ultrasonic pulsesHow bats use acoustical signalsA comparison of echolocation and radarVariations among bats in the use of ultrasound11. why does the professor decide NOT

13、 to add more information to the diagram on the board?She wants students to complete the diagram themselves as an assignmentShe needs to look up some information in order to complete the diagram accuratelyThe additional information is not relevant to the topic that she wants to discuss nextStudents a

14、lready have the additional information in their textbook12. According to the professor, what are two ways in which a moth might react when it detects the presence of a bat?Click on 2 answersThe moth might stop beating its wingsThe moth might emit high-frequency soundsThe moth might leave the areaThe

15、 moth might change its color to match its surroundings13. What surprising information did a recent experiment reveal about lesser spear-nosed bats?They filter out echoes from some types of treesThey can analyze echoes from stationary objects with complex surfacesThey cannot analyze jagged echoesThey

16、 cannot analyze echoes from certain types of small moving objects.14. According to the professor ,why does a pine tree produce a smooth echo?Because it has a smooth trunkBecause it has large branches spaced at regular intervalsBecause it has many small, densely packed needlesBecause it remains stati

17、onary in all types of weather15. Why does the professor say this()To answer a question that Carol askedTo correct a statement that Carol madeTo praise Carol for an example that she gaveTo give an example of a principle that Carol statedTPO8 Lecture 1 1.What is the main purpose of the lecture?A.To co

18、mpare active habitat selection with passive habitat selectionB.To show that most habitat preferences in animals are learnedC.To compare the habitat requirements of several bird speciesD.To examine the consequences of habitat selection by animals2.What element of the lovers habitat in California was

19、threatened?3.A.The availability of foodB.The availability of water C.The safety of nests from human activityD.The protection of nests from predatory birds 4.What does the professor illustrate with the example of the blue warbler?A.The relationship between human activity and habitat lossB.The relatio

20、nship between habitat and reproductive successC.The advantages of habitats with low vegetation densityD.The reproductive advantage that young warblers have over older warblers5.Why does the professor mention the population density of blackcaps in two different habitats?A.To explain the similar repro

21、ductive rates in the two habitatsB.To explain the relation between a species population density and its nesting behaviorC.To illustrate the advantages of a preferred habitat over a secondary habitatD.To illustrate the possible impact of making a poor habitat selection6.According to the professor, wh

22、y did some blackcaps choose a secondary habitat?A.They were following a moving food supplyB.Their preferred habitat was taken over by another bird speciesC.Their nesting sites were disturbed by human activityD.Their preferred habitat became too competitive7.Listening again to part of the conversatio

23、n. Then answer the question.What can be inferred about the professor when she says this?A.She realizes that she just contradicted a statement she made earlierB.She is about to discuss another aspect of the topicC.She thinks the answer to her question is obviousD.She wants students to recall a case t

24、hat she has already discussed.TPO10 Lecture 16 What is the lecture mainly about Recent fossil evidence connecting whales and the hippopotamus Difficulties in the determining the evolutionary history of whales Similarities among ancient ancestors of whales Similarities between whales and other modern

25、-day animals7 According to the professor, what three aspects of the Ambulocetus fossil make Ambulocetus a likely bridge between land mammals and sea mammals? Click on 3 answers It had an elongated skeletal structure It strongly resembled a modern hippopotamus It had an unusually kind and thin tail f

26、or a whale It had limbs that could have been used for walking Its skull had ear bones characteristic of land mammals8 According to the professor ,what does the discovery of Ambulocetus mean to researchers? It fills a gap in the fossil evidence for whale evolution It has become less significant since

27、 the discovery of Basilosaurus It call into doubt the theory that whale evolved from land mammals It suggests that whales evolved more recently than was previously believed9 What evidence suggests that whale are descendants of the hippopotamus Similarities between hippopotamus fossils and the Ambulo

28、cetus fossil Similarities in the genes of hippopotamuses and whales Similarities in the habitats of modern hippopotamuses and ancient whales Similarities in the skeletal structures of modern hippopotamuses and ancient whales10 What is the professors opinion about recent genetic studies relating to w

29、hale evolution? They solve a long-standing mystery involving fossil evidence They contain significant errors They present evidence that conflicts with fossil evidence. The findings of the various studies should not have surprised researchers11. What does DNA evidence indicate about relationships amo

30、ng whales? All modern whales descend from sperm whales Differences among toothed whales are less significant that was previously thought Not all toothed whales are closely related Sperm whale are more closely related to killer whales than was previously thoughtTPO11 Lecture 12.what is the talk mainl

31、y about?Various predators that threaten young birdsVarious patterns of growth in young birdsOne way that birds protect their youngOne way that birds provide food for their young3.according to the lecture, what do birds usually do when putting on a distraction display?Click on 2 answersThey imitate another kind of animalThey fly in circles around their nestThey cover their nest with their wingsThey pretend they are sick or injured4.according to the lecture,when do birds put on th