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Studying the acoustic communication of Amazonian tree frogs
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19 May 2026, 10:09
19 May 2026, 10:09
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Question Stats:
58% (00:51) correct
41% (00:41) wrong based on 12 sessions
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Studying the acoustic communication of Amazonian tree frogs presents a formidable (i) ________ for field biologists, because the amphibians employ such an intertwined (ii) ________ of croaks, chirps, and trills that isolating the function of any single call proves exceedingly difficult. The situation is further (iii) ________ by evidence that identical vocalizations may convey entirely different messages depending on humidity levels and the age of the signaling individual.
| Blank (i) | Blank (ii) | Blank (iii) |
|---|---|---|
| A. incentive | D. sparse | G. exacerbated |
| B. challenge | E. intricate | H. resolved |
| C. paradox | F. rudimentary | I. foreseen |
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Re: Studying the acoustic communication of Amazonian tree frogs
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21 May 2026, 00:36
21 May 2026, 00:36
1
Expert Reply
Explanation
The sentence describes how difficult it is for biologists to study frog communication.
Blank (i):
“Presents a formidable challenge” is the natural and logical phrase because the communication system is hard to analyze.
Blank (ii):
The frogs use a highly complex and interconnected system of sounds, so “intricate” fits best.
Blank (iii):
The difficulty is made worse by the fact that the same sound can mean different things depending on conditions.
Answer: B,E,G
The sentence describes how difficult it is for biologists to study frog communication.
Blank (i):
“Presents a formidable challenge” is the natural and logical phrase because the communication system is hard to analyze.
Blank (ii):
The frogs use a highly complex and interconnected system of sounds, so “intricate” fits best.
Blank (iii):
The difficulty is made worse by the fact that the same sound can mean different things depending on conditions.
Answer: B,E,G
gmatclubot
Re: Studying the acoustic communication of Amazonian tree frogs [#permalink]
21 May 2026, 00:36
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