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 tertiary consumer in this food web? select all that apply. krill copepod emperor penguin

Explanation:

Step1: Identify tertiary consumers

In a food - web, tertiary consumers are organisms that eat secondary consumers. Analyze the food - web to find tertiary consumers.

Step2: Check who eats them

Check each of the given organisms (krill, copepod, emperor penguin) to see if they consume a tertiary consumer. From the food - web, we can see that these organisms have feeding relationships with tertiary consumers.

Answer:

krill, copepod, emperor penguin