Students identify biotic and abiotic factors in an ecosystem by labeling each item as B (biotic) or A (abiotic).

Worksheet titled "Biotic and Abiotic Factors" with a list of items like Oak Tree, Cheetah, Water, Sunlight, Whale, Deer, Soil, Rocks, Mushroom, Rain, Bacteria, and Rose Bush, each with a blank line and an illustration, instructing to put a B for biotic factors and A for abiotic factors.