Question

which marine organism will an ichthyologist study?
o a. dolphin
o b. shark
o c. whale
o d. zooplankton
o e. penguin

Explanation:

An ichthyologist is a scientist who studies fish. Among the options, a shark is a fish. Dolphins and whales are mammals. Zooplankton are tiny aquatic organisms (not fish). Penguins are birds.

Answer:

B. shark