In perceiving its environment, a dolphin makes use of A) ...

[Cooldude101]

In perceiving its environment, a dolphin makes use of
 
  A) echoes.
  B) the Doppler effect.
  C) ultrasound.
  D) all of the above
  E) none of the above

Question 2

A dolphin perceives its environment by the sense of
 
  A) sight.
  B) sound.
  C) both of these
  D) neither of these

[akudia]

Answer to Question 1

Answer: D

Answer to Question 2

Answer: C

[Cooldude101]

Excellent

[Chelseyj.hasty]

Thanks for the timely response, appreciate it