Question

sunlight is the primary source of energy in a food chain because it provides the energy necessary for photosynthesis, carried out by primary producers like plants and algae. the energy for the food chain ultimately originates from sunlight through the process of photosynthesis. choose the correct answer. what is the primary source of energy in a food chain? herbivores plants sunlight

Explanation:

The text clearly states that sunlight is the primary source of energy in a food - chain as it powers photosynthesis in primary producers. Herbivores consume plants and plants use sunlight for photosynthesis, so sunlight is the starting - point.

Answer:

sunlight