question stringlengths 53 270 | choice listlengths 4 4 | answer stringlengths 8 167 | id stringlengths 8 26 | audio_url stringlengths 35 53 | question_type stringclasses 7
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|---|---|---|---|---|---|
Given the following sound sequence: The first sound occurs before the first silence, the second sound occurs after the first silence, and the third sound occurs after the second silence. Which sound has the longest duration? | [
"A. The first sound",
"B. The second sound",
"C. The third sound",
"D. All sounds are indistinguishable in duration"
] | A. The first sound | 9220100Q_75003053_9750301M | ../../local_audio_path/9220100Q_75003053_9750301M.wav | apply_duration |
Given the following sound sequence: The first sound occurs before the first silence, the second sound occurs after the first silence, and the third sound occurs after the second silence. Which sound has the longest duration? | [
"A. The first sound",
"B. The second sound",
"C. The third sound",
"D. All sounds are indistinguishable in duration"
] | A. The first sound | 9220100V_6102603F_7101001F | ../../local_audio_path/9220100V_6102603F_7101001F.wav | apply_duration |
What is a unique behavior associated with the species that produced the sound in the given recording? | [
"A. Using bubbles to catch prey in a coordinated manner",
"B. Diving to depths of over 2,000 meters to hunt squid",
"C. Building nests in shallow water for breeding purposes",
"D. Storing food in underwater caves for future consumption"
] | A. Using bubbles to catch prey in a coordinated manner | 9220100W | ../../local_audio_path/9220100W.wav | remember |
What type of vocalization is most characteristic of the sound recording provided? | [
"A. Pulsed calls",
"B. Long, continuous whistles",
"C. Rapid echolocation clicks",
"D. Modulated harmonic tones"
] | A. Pulsed calls | 9220100X | ../../local_audio_path/9220100X.wav | vocalization |
Given the following sound sequence: The first sound occurs before the first silence, the second sound occurs after the first silence, and the third sound occurs after the second silence. Which sound has the longest duration? | [
"A. The first sound",
"B. The second sound",
"C. The third sound",
"D. All sounds are indistinguishable in duration"
] | A. The first sound | 92301007_8501300D_81014033 | ../../local_audio_path/92301007_8501300D_81014033.wav | apply_duration |
Which species and vocalization type does the sound recording most likely represent? | [
"A. Sperm Whale (Physeter catodon) - 5 click 'get lost' E coda with background clicks",
"B. Humpback Whale (Megaptera novaeangliae) - Complex melodic song phrases",
"C. Bottlenose Dolphin (Tursiops truncatus) - High-frequency whistles and echolocation clicks",
"D. Orca (Orcinus orca) - Repeated pulsed calls w... | A. Sperm Whale (Physeter catodon) - 5 click 'get lost' E coda with background clicks | 93570006 | ../../local_audio_path/93570006.wav | both |
What type of vocalization is primarily identified in the sound recording? | [
"A. A 5 click 'get lost' coda with background clicks from other whales",
"B. A long, continuous whistle with no background noise",
"C. A series of rapid tonal chirps and whistles",
"D. A single prolonged tonal call followed by silence"
] | A. A 5 click 'get lost' coda with background clicks from other whales | 93570007 | ../../local_audio_path/93570007.wav | vocalization |
What type of vocalization is primarily identified in the provided sound recording? | [
"A. Loud foreground clicking with background clicks",
"B. Prolonged whistles with intermittent trills",
"C. Modulated calls with overlapping harmonics",
"D. Rhythmic pulses followed by chirping"
] | A. Loud foreground clicking with background clicks | 9357000E | ../../local_audio_path/9357000E.wav | vocalization |
Given the following sound sequence: The first sound occurs before the first silence, the second sound occurs after the first silence, and the third sound occurs after the second silence. Which sound has the longest duration? | [
"A. The first sound",
"B. The second sound",
"C. The third sound",
"D. All sounds are indistinguishable in duration"
] | A. The first sound | 9357000E_91005011_66002A04 | ../../local_audio_path/9357000E_91005011_66002A04.wav | apply_duration |
Based on the sound recording, which of the following best describes the acoustic characteristics of the signal? | [
"A. A series of low-frequency pulses below 1 kHz, with no prominent harmonics.",
"B. High-frequency tones above 20 kHz, with consistent amplitude and no modulation.",
"C. Repeated short bursts of sound in the mid-frequency range of 5–10 kHz, accompanied by harmonics extending up to 40 kHz.",
"D. A continuous ... | C. Repeated short bursts of sound in the mid-frequency range of 5–10 kHz, accompanied by harmonics extending up to 40 kHz. | 9357000P | ../../local_audio_path/9357000P.wav | understand_acoustics |
Given the following sound sequence: The first sound occurs before the first silence, the second sound occurs after the first silence, and the third sound occurs after the second silence. Which sound has the longest duration? | [
"A. The first sound",
"B. The second sound",
"C. The third sound",
"D. All sounds are indistinguishable in duration"
] | A. The first sound | 9357000P_7900200W_72019004 | ../../local_audio_path/9357000P_7900200W_72019004.wav | apply_duration |
Which species is identified from the sound recording? | [
"A. Sperm Whale (Physeter catodon)",
"B. Humpback Whale (Megaptera novaeangliae)",
"C. Blue Whale (Balaenoptera musculus)",
"D. Orca, Killer Whale (Orcinus orca)"
] | A. Sperm Whale (Physeter catodon) | 94004004 | ../../local_audio_path/94004004.wav | species |
Given the following sound sequence: The first sound occurs before the first silence, the second sound occurs after the first silence, and the third sound occurs after the second silence. Which sound has the longest duration? | [
"A. The first sound",
"B. The second sound",
"C. The third sound",
"D. All sounds are indistinguishable in duration"
] | C. The third sound | 94004004_6102601Z_7900200V | ../../local_audio_path/94004004_6102601Z_7900200V.wav | apply_duration |
Given the following sound sequence: Sound 1 occurs before the first silence, Sound 2 occurs after the first silence, and Sound 3 occurs after the second silence. Which sound has the longest duration? | [
"A. Sound 1",
"B. Sound 2",
"C. Sound 3",
"D. All sounds are indistinguishable in duration"
] | B. Sound 2 | 94004004_88006005_6608400R | ../../local_audio_path/94004004_88006005_6608400R.wav | apply_duration |
Based on the sound recording, which of the following most accurately describes the acoustic characteristics of the signal? | [
"A. A sequence of short, high-intensity bursts concentrated between 15–25 kHz with noticeable gaps in time.",
"B. A continuous low-frequency tone below 500 Hz with minimal variation in amplitude.",
"C. A steady mid-frequency hum between 5–10 kHz with uniform intensity throughout the recording.",
"D. A broad n... | A. A sequence of short, high-intensity bursts concentrated between 15–25 kHz with noticeable gaps in time. | 9400400C | ../../local_audio_path/9400400C.wav | understand_acoustics |
Given the following sound sequence: Sound 1 occurs before the first silence, Sound 2 occurs after the first silence, and Sound 3 occurs after the second silence. Which sound has the longest duration? | [
"A. Sound 1",
"B. Sound 2",
"C. Sound 3",
"D. All sounds are the same in duration"
] | C. Sound 3 | 9400400C_71001031_7200500W | ../../local_audio_path/9400400C_71001031_7200500W.wav | apply_duration |
Which species and vocalization type can be identified from the sound recording? | [
"A. Pantropical Spotted Dolphin (Stenella attenuata) - Whistles and clicks",
"B. Bottlenose Dolphin (Tursiops truncatus) - Low-frequency burst-pulse sounds",
"C. Killer Whale (Orcinus orca) - Loud pulsed calls and whistles",
"D. Spinner Dolphin (Stenella longirostris) - Rapid spinning whistles with no clicks"... | A. Pantropical Spotted Dolphin (Stenella attenuata) - Whistles and clicks | 94008006 | ../../local_audio_path/94008006.wav | both |
What is the predominant type of vocalization heard in the provided sound recording? | [
"A. Whistle tones and rhythmic clicks",
"B. Continuous hum with no interruptions",
"C. Loud, sharp barks",
"D. Long, melodic trills"
] | A. Whistle tones and rhythmic clicks | 94008017 | ../../local_audio_path/94008017.wav | vocalization |
Given the following sound sequence: The first sound occurs before the first silence, the second sound occurs after the first silence, and the third sound occurs after the second silence. Which sound has the longest duration? | [
"A. The first sound",
"B. The second sound",
"C. The third sound",
"D. All sounds are indistinguishable in duration"
] | B. The second sound | 94008017_6608500J_75003053 | ../../local_audio_path/94008017_6608500J_75003053.wav | apply_duration |
Given the following sound sequence: Sound 1 occurs before the first silence, Sound 2 occurs after the first silence, and Sound 3 occurs after the second silence. Which sound has the longest duration? | [
"A. Sound 1",
"B. Sound 2",
"C. Sound 3",
"D. All sounds are indistinguishable in duration"
] | B. Sound 2 | 94008017_8300200C_9101200I | ../../local_audio_path/94008017_8300200C_9101200I.wav | apply_duration |
Given the following sound sequence: Sound 1 occurs before the first silence, Sound 2 occurs after the first silence, and Sound 3 occurs after the second silence. Which sound has the longest duration? | [
"A. Sound 1",
"B. Sound 2",
"C. Sound 3",
"D. All sounds are indistinguishable in duration"
] | C. Sound 3 | 9400801U_65030001_7500301H | ../../local_audio_path/9400801U_65030001_7500301H.wav | apply_duration |
Based on the sound recording, which of the following most accurately describes the acoustic characteristics of the signal? | [
"A. A gradually rising and falling high-frequency tone between 10–20 kHz, with distinct harmonic components.",
"B. A continuous low-frequency hum below 1 kHz, with minimal intensity variation.",
"C. A series of irregular bursts across all frequencies with no discernible pattern.",
"D. A mid-frequency steady t... | A. A gradually rising and falling high-frequency tone between 10–20 kHz, with distinct harmonic components. | 9400807P | ../../local_audio_path/9400807P.wav | understand_acoustics |
Based on the sound recording, which of the following most accurately describes the acoustic characteristics of the signal? | [
"A. A high-frequency tonal sound above 15 kHz, gradually increasing in pitch over time, with faint background noise.",
"B. A low-frequency rumbling sound below 500 Hz, with no discernible pitch modulation.",
"C. A mid-frequency tone between 2–5 kHz, remaining steady with no pitch variation.",
"D. A continuous... | A. A high-frequency tonal sound above 15 kHz, gradually increasing in pitch over time, with faint background noise. | 9400807T | ../../local_audio_path/9400807T.wav | understand_acoustics |
What type of vocalization is primarily identified in the sound recording? | [
"A. Whistles and pulsed clicks with ship noise",
"B. Continuous hum with no background noise",
"C. Isolated tonal calls with steady frequency",
"D. Rapid chirps with high-pitched trills"
] | A. Whistles and pulsed clicks with ship noise | 9400807U | ../../local_audio_path/9400807U.wav | vocalization |
Based on the sound recording, which of the following most accurately describes the acoustic characteristics of the signal? | [
"A. A high-frequency modulated tone between 15–35 kHz with distinct harmonic components.",
"B. A low-frequency continuous hum below 1 kHz with minimal variation.",
"C. A mid-frequency tone between 5–10 kHz with steady amplitude and no modulation.",
"D. An evenly distributed noise covering all frequencies with... | A. A high-frequency modulated tone between 15–35 kHz with distinct harmonic components. | 9400807Y | ../../local_audio_path/9400807Y.wav | understand_acoustics |
What conservation action has significantly reduced the bycatch of the species that produced the sound in the given recording? | [
"A. The establishment of protected coral reef zones worldwide",
"B. The use of 'dolphin-friendly' tuna capture methods in the 1980s",
"C. The creation of marine reserves in the Arctic and Antarctic oceans",
"D. The banning of all commercial fishing activities in tropical waters"
] | B. The use of 'dolphin-friendly' tuna capture methods in the 1980s | 94008081 | ../../local_audio_path/94008081.wav | remember |
Which species is identified from the sound recording? | [
"A. Pantropical Spotted Dolphin (Stenella attenuata)",
"B. Spinner Dolphin (Stenella longirostris)",
"C. Common Dolphin (Delphinus delphis)",
"D. Atlantic Spotted Dolphin (Stenella frontalis)"
] | A. Pantropical Spotted Dolphin (Stenella attenuata) | 94008082 | ../../local_audio_path/94008082.wav | species |
Which species and vocalization type does the sound recording most likely represent? | [
"A. Pantropical Spotted Dolphin (Stenella attenuata) - Whistles and clicks",
"B. Bottlenose Dolphin (Tursiops truncatus) - High-frequency whistles only",
"C. Short-Finned Pilot Whale (Globicephala macrorhynchus) - Burst-pulse calls",
"D. Humpback Whale (Megaptera novaeangliae) - Melodic moans and complex song... | A. Pantropical Spotted Dolphin (Stenella attenuata) - Whistles and clicks | 94008087 | ../../local_audio_path/94008087.wav | both |
What is one known threat to the species that produced the sound in the given recording? | [
"A. Entanglement in fishing gear, leading to drowning or injuries",
"B. Habitat destruction caused by coral reef mining",
"C. Predation by polar bears in Arctic waters",
"D. Collisions with icebergs during seasonal migrations"
] | A. Entanglement in fishing gear, leading to drowning or injuries | 95003002 | ../../local_audio_path/95003002.wav | remember |
Given the following sound sequence: Sound 1 occurs before the first silence, Sound 2 occurs after the first silence, and Sound 3 occurs after the second silence. Which sound is most dominant in lower frequencies? | [
"A. Sound 1",
"B. Sound 2",
"C. Sound 3",
"D. All the same"
] | C. Sound 3 | 95003002_56006005_62026007 | ../../local_audio_path/95003002_56006005_62026007.wav | apply_frequency |
Given the following sound sequence: Sound 1 occurs before the first silence, Sound 2 occurs after the first silence, and Sound 3 occurs after the second silence. Which sound is most dominant in lower frequencies? | [
"A. Sound 1",
"B. Sound 2",
"C. Sound 3",
"D. All the same"
] | B. Sound 2 | 95003004_6000900M_8501300D | ../../local_audio_path/95003004_6000900M_8501300D.wav | apply_frequency |
Given the following sound sequence: Sound 1 occurs before the first silence, Sound 2 occurs after the first silence, and Sound 3 occurs after the second silence. Which sound has the longest duration? | [
"A. Sound 1",
"B. Sound 2",
"C. Sound 3",
"D. All sounds are indistinguishable in duration"
] | C. Sound 3 | 95003004_9101001M_6400501D | ../../local_audio_path/95003004_9101001M_6400501D.wav | apply_duration |
Given the following sound sequence: Sound 1 occurs before the first silence, Sound 2 occurs after the first silence, and Sound 3 occurs after the second silence. Which sound has the highest pitch? | [
"A. Sound 1",
"B. Sound 2",
"C. Sound 3",
"D. All the same"
] | C. Sound 3 | 9750000S_59030001_8500701C | ../../local_audio_path/9750000S_59030001_8500701C.wav | apply_frequency |
Based on the sound recording, which of the following best describes the acoustic characteristics of the signal? | [
"A. A continuous low-frequency hum below 500 Hz, with no distinct harmonic features.",
"B. A series of rising modulated tones in the low- to mid-frequency range, peaking around 1 kHz and 4 kHz, with clear harmonic structures.",
"C. A high-frequency noise above 8 kHz with a constant intensity and no variation ov... | B. A series of rising modulated tones in the low- to mid-frequency range, peaking around 1 kHz and 4 kHz, with clear harmonic structures. | 97501009 | ../../local_audio_path/97501009.wav | understand_acoustics |
Given the following sound sequence: The first sound occurs before the first silence, the second sound occurs after the first silence, and the third sound occurs after the second silence. Which sound has the longest duration? | [
"A. The first sound",
"B. The second sound",
"C. The third sound",
"D. All sounds are indistinguishable in duration"
] | B. The second sound | 9750301L_5903700B_7500304I | ../../local_audio_path/9750301L_5903700B_7500304I.wav | apply_duration |
Based on the sound recording, which of the following best describes the acoustic characteristics of the signal? | [
"A. A high-frequency tone above 10 kHz with minimal modulation, accompanied by faint harmonic content.",
"B. A steady, low-frequency hum below 1 kHz with no distinct patterns or harmonics.",
"C. Modulated mid-frequency tones around 2–5 kHz with noticeable harmonic structure and brief bursts of intensity.",
"D... | C. Modulated mid-frequency tones around 2–5 kHz with noticeable harmonic structure and brief bursts of intensity. | 9750301M | ../../local_audio_path/9750301M.wav | understand_acoustics |
Given the following sound sequence: Sound 1 occurs before the first silence, Sound 2 occurs after the first silence, and Sound 3 occurs after the second silence. Which sound has the longest duration? | [
"A. Sound 1",
"B. Sound 2",
"C. Sound 3",
"D. All sounds are indistinguishable in duration"
] | C. Sound 3 | 9750301M_5801403R_6608400F | ../../local_audio_path/9750301M_5801403R_6608400F.wav | apply_duration |
Based on the sound recording, which of the following most accurately describes the acoustic characteristics of the signal? | [
"A. A continuous high-frequency tone above 10 kHz with no significant modulation.",
"B. A series of overlapping modulated tones in the mid-to-high frequency range of 5–10 kHz with varying intensity over time.",
"C. A low-frequency hum below 2 kHz with sporadic bursts of energy in higher frequencies.",
"D. A b... | B. A series of overlapping modulated tones in the mid-to-high frequency range of 5–10 kHz with varying intensity over time. | 9750400J | ../../local_audio_path/9750400J.wav | understand_acoustics |
What type of vocalization is most likely present in the sound recording? | [
"A. A tonal call with possible split components",
"B. Rapid series of short, high-pitched chirps",
"C. A single long whistle without modulation",
"D. Rhythmic clicks with no tonal elements"
] | A. A tonal call with possible split components | 9761900T | ../../local_audio_path/9761900T.wav | vocalization |
Which of the following is a known characteristic of the species that produced the sound in the given recording? | [
"A. It exhibits a black-and-white patterned body and is the largest member of its family.",
"B. It is known for constructing bubble nets for hunting small fish in large groups.",
"C. It relies on echolocation to detect prey in deep ocean trenches exclusively.",
"D. It primarily inhabits freshwater rivers and ... | A. It exhibits a black-and-white patterned body and is the largest member of its family. | 9769201Q | ../../local_audio_path/9769201Q.wav | remember |
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