Multiple choice

Which of the following phenomena do bats and dolphins follow to search for their prey?

  1. Refraction of sound

  2. Smell of blood

  3. Scattering of sound

  4. Echo location

  5. All of these
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Echolocation is the system bats and marine mammals use to navigate in the dark when hunting prey. Equivalent to sonar or radar, echolocation is the production of sound used for communication. Echolocation is the use of ultra-high frequency sounds for navigation and locating prey.

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