Question

this food web is from an ocean ecosystem in the ross sea, off the coast of antarctica. which of the following organisms eat a primary consumer in this food web? select all that apply. salps emperor penguin icefish

Explanation:

Step1: Identify primary consumers

Primary consumers are organisms that eat producers. In this food - web, producers are ice algae and diatoms. Primary consumers include krill, copepod, microzooplankton etc.

Step2: Check each option

• Salps: From the food - web, salps eat copepod (a primary consumer).
• Emperor penguin: Emperor penguin eats icefish, and icefish can eat primary consumers like copepod.
• Icefish: Icefish eats primary consumers such as copepod.

Answer:

Salps, Emperor penguin, Icefish