Question

virtual lab: environmental changes in a watershed
create a food chain. choose the biotic factors from the list and move them onto the hotspots marked with circles.
biotic factors
trout
algae
herons
minnows
mosquito larvae
regenerate reset check

Explanation:

A food chain flows from producers (autotrophs) to primary consumers, secondary consumers, and top predators. Algae are aquatic producers that make their own food. Mosquito larvae eat algae (primary consumers). Minnows eat mosquito larvae (secondary consumers). Trout eat minnows (tertiary consumers). Herons are top predators that eat trout.

Answer:

1. Algae
2. Mosquito larvae
3. Minnows
4. Trout
5. Herons

(Ordered left to right in the food chain circles)