| Term | Definition |
|---|
| autotrophic | produces its own food |
| cellulose | the rigid substance that makes up the cell wall of the cell wall |
| chlorophyll | a green pigment contained in chloroplasts of plant cells and some algae cells |
| fertilization | when sex cells (sperm and egg) unite to form a zygote |
| gametes | sex cells |
| gametophyte | the second of two stages in the reproductive cycle of a plant |
| nonvascular plants | plants without vascular tissue |
| peat | compressed moss that can be used for fuel |
| photosynthesis | the process that allows plants to convert light into food |
| pioneer plants | the first organisms to grow in an area |
| rhizoids | anchoring structures in mosses that also absorb nutrients and water |
| sporophyte | the first stage in the reproductive cycle of a plant |
| tissue | a group of similar cells that work together to carry out a function |
| vascular plants | plants with vacular tissue |
| vascular tissue | tissue that transports food and water throughout a plant |
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