| Term | Definition |
| cell wall | protects and support the plant cell |
| cell membrane | thin outer covering of a cell that controls what enters and exits the cell |
| cytoplasm | a jellylike substance in which the organelles are found |
| cholorphyll | green substance found in chloroplasts that help plants make food by trapping the sun's energy |
| cell | smallest unit of living matter |
| tissue | group of cells that work together to carry out a certain job |
| organ | group of tissue that work together to do a certain job |
| organ system | group of organs that work together to carry out life functions |
| renewable resource | capable of being replaced by natural ecological cycles |
| non-renewable resources | not capable of being replaced by natural ecological cycles |
| mitochondria | releases energy for the cell |
| vacuole | cell's holding bin for wastes |
| lunar | of or related to the moon |
| solar | of or related to the sun |