--- title: Echolocation in the sea and in people: dolphins, whales, s… — the lesson's questions with trees and pragmatics · Biology description: The 15 test and exam questions of lesson 230 «Echolocation in the sea and in people: dolphins, whales, swiftlets and clicking humans» of the biology course of Mova's primary school, each with its options, Mova's choice and the right answer, every sentence with its dependency tree and pragmatics. --- [Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/questions/biology/230-echolocation-in-the-sea-and-in-people-dolphins-whales-swiftlets-and-clicking-humans/) [home](https://md.mova.elamur.ai/free/en/) / [corpora](https://md.mova.elamur.ai/free/en/corpora/) / [questions](https://md.mova.elamur.ai/free/en/corpora/questions/) / [Biology](https://md.mova.elamur.ai/free/en/corpora/questions/biology/) / Echolocation in the sea and in people:… # Echolocation in the sea and in people: dolphins, whales, swiftlets and clicking humans The 15 questions of lesson 230 «Echolocation in the sea and in people: dolphins, whales, swiftlets and clicking humans» of the biology course of Mova's primary school with their options, 82 sentences, every one parsed by Mova with its syntax tree and pragmatics. How the student did on them: [the lesson at school](https://md.mova.elamur.ai/free/en/school-run/biology/230-echolocation-in-the-sea-and-in-people-dolphins-whales-swiftlets-and-clicking-humans/). - [t1](https://md.mova.elamur.ai/free/en/corpora/questions/biology/230-echolocation-in-the-sea-and-in-people-dolphins-whales-swiftlets-and-clicking-humans/t1/) — In a cartoon a fish chats in a squeaky voice. What do real fish do? — wrong ✗ · ★★ - [t2](https://md.mova.elamur.ai/free/en/corpora/questions/biology/230-echolocation-in-the-sea-and-in-people-dolphins-whales-swiftlets-and-clicking-humans/t2/) — «a blind guy on the news rides a BIKE?? how» What is the best answer? — right ✓ · ★★ - [t3](https://md.mova.elamur.ai/free/en/corpora/questions/biology/230-echolocation-in-the-sea-and-in-people-dolphins-whales-swiftlets-and-clicking-humans/t3/) — Try it: shut your eyes and walk slowly towards a wall while humming. What may you notice? — wrong ✗ · ★★ - [t4](https://md.mova.elamur.ai/free/en/corpora/questions/biology/230-echolocation-in-the-sea-and-in-people-dolphins-whales-swiftlets-and-clicking-humans/t4/) — What would happen if a dolphin's lower jaw could not pass sound? — right ✓ · ★★ - [t5](https://md.mova.elamur.ai/free/en/corpora/questions/biology/230-echolocation-in-the-sea-and-in-people-dolphins-whales-swiftlets-and-clicking-humans/t5/) — A blue whale and a sperm whale are side by side in a book. Which one hunts with echoes? — wrong ✗ · ★★ - [t6](https://md.mova.elamur.ai/free/en/corpora/questions/biology/230-echolocation-in-the-sea-and-in-people-dolphins-whales-swiftlets-and-clicking-humans/t6/) — «why don't blue whales need clicks, they're massive» What is the best answer? — right ✓ · ★★ - [t7](https://md.mova.elamur.ai/free/en/corpora/questions/biology/230-echolocation-in-the-sea-and-in-people-dolphins-whales-swiftlets-and-clicking-humans/t7/) — After 11 September 2001 there were fewer ships for a few days. What did scientists find in right whales? — wrong ✗ · ★★ - [t8](https://md.mova.elamur.ai/free/en/corpora/questions/biology/230-echolocation-in-the-sea-and-in-people-dolphins-whales-swiftlets-and-clicking-humans/t8/) — «that dolphin's staring at my mum, creepy» What might really be going on? — right ✓ · ★★ - [t9](https://md.mova.elamur.ai/free/en/corpora/questions/biology/230-echolocation-in-the-sea-and-in-people-dolphins-whales-swiftlets-and-clicking-humans/t9/) — A friend says people invented echolocation with sonar. What is wrong with that? — wrong ✗ · ★★ - [t10](https://md.mova.elamur.ai/free/en/corpora/questions/biology/230-echolocation-in-the-sea-and-in-people-dolphins-whales-swiftlets-and-clicking-humans/t10/) — Count them: 3 dolphins and 2 orcas swim past. How many blowholes, and how many tails? — wrong ✗ · ★★ - [t11](https://md.mova.elamur.ai/free/en/corpora/questions/biology/230-echolocation-in-the-sea-and-in-people-dolphins-whales-swiftlets-and-clicking-humans/t11/) — A coral reef is recorded at night. What will the recording sound like? — wrong ✗ · ★★ - [e1](https://md.mova.elamur.ai/free/en/corpora/questions/biology/230-echolocation-in-the-sea-and-in-people-dolphins-whales-swiftlets-and-clicking-humans/e1/) — Identify the anatomical structure through which the returning echoes are conveyed to the ear of a dolphin. — right ✓ · exam - [e2](https://md.mova.elamur.ai/free/en/corpora/questions/biology/230-echolocation-in-the-sea-and-in-people-dolphins-whales-swiftlets-and-clicking-humans/e2/) — Which of the following statements most accurately characterises the capacity for echolocation amongst whales? — right ✓ · exam - [e3](https://md.mova.elamur.ai/free/en/corpora/questions/biology/230-echolocation-in-the-sea-and-in-people-dolphins-whales-swiftlets-and-clicking-humans/e3/) — Select the response consistent with the established facts concerning human echolocation. — wrong ✗ · exam - [e4](https://md.mova.elamur.ai/free/en/corpora/questions/biology/230-echolocation-in-the-sea-and-in-people-dolphins-whales-swiftlets-and-clicking-humans/e4/) — Ascertain the principal reason for which sound is preferred to light for the detection of objects in the deep sea. — wrong ✗ · exam - ← previous: [229. Echolocation: how bats see with sound](https://md.mova.elamur.ai/free/en/corpora/questions/biology/229-echolocation-how-bats-see-with-sound/) - next →: [231. Electric senses: electric eels, sharks, the plat…](https://md.mova.elamur.ai/free/en/corpora/questions/biology/231-electric-senses-eels-sharks-the-platypus-and-charged-bees/) - ↑ back to [Biology](https://md.mova.elamur.ai/free/en/corpora/questions/biology/)