Question

Which of the following is correct order of food web for aquatic food web?

(a) Diatoms->pteropods->lantern fish->squid->marlin

(b) Diatoms->lantern fish->squid->marlin->pteropods

(c) Lantern fish-> diatoms-> squid-> marlin->pteropods

(d) Lantern fish-> diatoms-> squid-> pteropods-> marlin

This question was addressed to me in an online interview.

The doubt is from Food Webs topic in division Ecosystems of Energy Management

Answer 1

Right answer is (a) Diatoms->pteropods->lantern fish->squid->marlin

To explain: In aquatic food web diatoms is phytoplankton where the food web process starts. Pteropods are zooplankton. Lantern fish is the filterers. Squid is the predator followed by marlin which is top predator in aquatic food web.