From tiny organisms to entire biomes, young scientists examine the interdependent relationships tying all living and non-living things together with this collection of ecology resources.

In this food chains worksheet, students complete a crossword puzzle by placing 16 terms into the puzzle that match the clues given. Students review food webs, biomass pyramids, and the water cycle.

In this biology worksheet, students answer 22 multiple choice questions on ecosystem. They identify which ecosystem component is described in each of the question.

What's the antonym for wild? What's the opposite of young? Young readers identify the antonyms in a series of ten sentences. Next, they jot down the word pairs to reinforce the relationship between each set of antonym.