Trophic Levels, Food Chains and Webs

25 questions on this block. Tap an answer and it moves on by itself — correct answers advance immediately, misses hold a few seconds so you can read why.

Arrows point to the eater Every arrow means “is eaten by” — energy moving from the eaten to the eater. Producers are level 1; count up from there. The Sun is the source, not a level.

Warm-up · not scored

Click the buttons and watch what changes.

Arrows point from the food to the eater, the direction the energy goes. Removing a species hurts what depends on it and helps what it ate.

Part 1Producers, consumers, decomposers

Part 2Reading food-chain arrows

Part 3Trophic levels

Part 4Food webs

Part 5Putting it together: a pond chart

Trophic Levels, Food Chains and Webs

Warm-up · not scored

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