問題詳情
【題組】18.Which of the following is an example of behavior comparable with the sea cucumber living at a low metabolic rate?
(A)An octopus defending itself with its tentacles
(B)A bear hibernating in the winter
(C)A pig eating constantly
(D)A parasite living on its host's blood.
參考答案
答案：B
難度：非常困難0
統計：A(0),B(0),C(0),D(0),E(0)