Crossword Puzzle Ecosystems 4th gradeOnline version Crossword about ecosystems in the subject science of 4th level of primary school. Bilingual project by Ana Belen Quilez 1 Animals that eat plants 2 Animals that eat other animals 3 Animals that eat plants and other animals 4 A place and the living things that live there 5 It is a big ecosystem 6 ............make their own food 7 It is a small ecosystem 4 7 1 5 3 6