5th grade Science
Quiz yourself by guessing what should be in
each of the black rectangles below before clicking
on it to display the answer.
Help
| Flap 1 |  |
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| Flap 2 | |
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| tissue | a group of cells that work together to perform a certain function |
| organ | a group of tissues that work together to perform a certain function |
| organ system | a group of organs that work together to do a job for the body |
| digestive system | the organ system that turns food into nutrients that body cells need for energy, growth, and repair. |
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