| A | B |
| The smallest living part of any living thing is called a | cell |
| Living things are also known as | organisms |
| In organisms, cells work together to make | tissues |
| In organisms, tissues work together to make | organs |
| In organisms, organs work together to make | systems |
| An organism is formed from a group of working together | systems |
| lives in wet places and has a cell membrane | protist |
| Absorbs food from the surface it lives on | fungus |
| Has no membrane around its nucleus | bacteria |
| Gets nutrients by eating other organisms | animals |
| uses the sun's energy to make food | plants |
| produces chemicals to break down other organisms | fungus |