Asked by Azriel Gamez on Jun 08, 2024
Verified
Which animal is a cetacean?
A) a penguin
B) a porpoise
C) a sea turtle
D) a seal
Cetacean
Refers to a group of marine mammals that include whales, dolphins, and porpoises, characterized by their fully aquatic lifestyle and large brain size.
Porpoise
A small cetacean of the family Phocoenidae, similar in appearance to a dolphin but with a shorter, rounded snout.
- Identify and describe the diversity of marine life forms and their ecological significance.
Verified Answer
ZK
Zybrea KnightJun 08, 2024
Final Answer :
B
Explanation :
A cetacean is a marine mammal that belongs to the order Cetacea, which includes dolphins, porpoises, and whales. Thus, the only cetacean listed as an option is the porpoise (B). Penguins (A) and sea turtles (C) are not cetaceans, they are birds and reptiles, respectively. Seals (D) are also marine mammals but belong to a different order, Pinnipedia.
Learning Objectives
- Identify and describe the diversity of marine life forms and their ecological significance.