Question

producer. moving up the trophic levels, we reach the secondary consumer. the bird preys upon the primary consumer, the grasshopper. the flow of energy continues as the bird gains sustenance by consuming other organisms. finally, at the top of this food chain, we find the tertiary consumer, the fox. throughout this process, energy is transferred from one trophic level to the next, flowing to consumers. which organism is the tertiary consumer in the food chain pictured? grasshopper fox the sun

Explanation:

Step1: Identify trophic - level roles

In the given food - chain (Sun → Grass → Grasshopper → Bird → Fox), the sun is the energy source, grass is the producer, grasshopper is the primary consumer, bird is the secondary consumer, and fox is the tertiary consumer.

Step2: Select the correct option

The fox is at the top of this food - chain and is the tertiary consumer. So the answer is fox.

Answer:

B. fox