1. Construct a food chain. Label the producer, primary consumer, secondary consumer, and tertiary consumer. An owl eats a snake, the snake eats a mouse, the mouse ate a nut. 2. Using the food chain from question 2, construct an energy pyramid. ing B. Directions: Construct an energy pyramid based on the given food web. Answer the following questions. ingles monkeying Avankey nuts tron equinel erimaon-backed wed packar larvas Energy Pyramid: Questions: 1. Which group of organisms has the greatest biomass? Which has the greatest energy? 2. Which group of organisms has the least biomass? Which has the least energy? 3. What happens to the amount of biomass from the bottom to the top of the pyramid?