This card sort activity covering Ecology will prepare 9th and 10th grade biology students to define, classify, and identify these terms: ecology, niche, consumer, producer, heterotroph, autotroph, trophic feeding, carnivore, herbivore, omnivore, detritivore, decomposer, parasite, food chain, food web,symbiosis, commensalism, mutualism, parasitism, abiotic, biotic, and more. A digital Easel version of the quiz is available online to be assigned using Google Classroom. The card sort activity,