Question

Identify the aquatic mammals from the following.

(A) Balaenoptera

(B) Equus
(C) Delphinus

(D) Pteropoda
(E) Felis

• A. (A) and (C) only
• B. (B) and (D) only
• C. (E) only
• D. (D) and (E) only
• E. (B) and (E) only

Answer 1

The correct option is A (A) and (C) only

• Balaenoptera is a genus of Balaenopteridae which contains eight species of whales, belonging to the class Mammalia and are aquatic.
• Equus is a genus of mammals in the family Equidae, which includes horses, asses and zebras and are terrestrial animals.
• Delphinus is a genus of mammals that includes dolphins which are the aquatic animals.
• Pteropoda includes sea snails and sea slugs and belong to the phylum Mollusca.
• Felis is a genus of cats, included under the class Mammalia.

Thus, the correct answer is option A.