Which of the following organisms would most likely be located at the bottom of the pyramid of biomass? Naim 08:23 AP Biology Which of the following organisms would most likely be located at the bottom of the pyramid of biomass? A. Squid B. Crustaceans C. Seal D. Diatoms E. Sharks Answer: D. Diatoms Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+