| A | B |
|---|
| cuticle | the waxy, waterproof layer that covers the leaves of most plants |
| tissues | groups of similar cells that perform a specific function in an organism |
| vascular tissue | an internal system of tubelike structures through which food and water move inside the plant |
| fertilization | occurs when a sperm cell unites with an egg cell |
| zygote | a fertlized egg |
| sporophyte | the stage where the plant produces spores |
| spores | tinys cells that can grow into new organisms |
| gametophyte | the stage where the plant produces two kinds of sex cells |
| gametes | sex cells - sperm cells and egg cells |
| non-vascular plant | a plant that does not have vascular tissue |
| rhizoids | thin, rootlike structures that anchor moss and absorb water and nutrients from the soil |
| bog | a type of wetland |
| peat | blackish-brown layers of compressed dead moss |
| vascular plant | a plant that has vascular tissue |
| frond | a leaf of a fern |
| precision farming | farming that uses satellites and computers in order to determine the exact amount of water and fertilizer that a crop will require |
| hydroponics | a method by which plants are grown in solutions of nutrients instead of in soil |
