1) Living things a) animal b) rock c) air d) water 2) Non living things a) animal b) rock c) bird d) fish 3) A living thing similar to a plant that is usually found growing in water. They produce their own food through photosynthesis like plants do, but they have no leaves, stems or roots. a) bacteria b) protozoa c) algae d) bird 4) Tiny living things that are everywhere around us. We can only see them with a very powerful microscope. They come in different shapes such as rods, spirals, and spheres. They are important in an ecosystem to break down dead and decaying matter. a) algae b) plants c) protozoa d) bacteria 5) Living things not naturally found in that ecosystem. They usually cause damage or throw off the balance of the natural ecosystem. a) community b) invasive species c) algae d) bacteria 6) What is a community of interacting organisms and their environment called? a) environment b) home c) ecosystem d) community 7) Why is the rainforest important? a) oxygen b) sunlight c) moonlight d) carbon dioxide 8) What makes a healthy ecosystem? a) balance of organisms b) a lot of one organism c) too many preditors d) too much prey 9) Ecosystems provide what for their inhabitants? a) food b) water c) shelter d) all of the above 10) A closed container of plants and other living things that shows you how an ecosystem works. a) fish tank b) terrarium c) hamster cage d) dog park

Ecosystems

by
Print
Embed

Leaderboard

Visual style

Options

Switch template

Continue editing: ?