| fertilizaion | the combination of a pollen grain and an egg to form a seed |
| germinate | to grow and develop |
| pollen | tiny grains that make seeds when they combine with a flower's egg |
| pollination | the movement of pollen from the male part of a plant to the female part of a plant |
| spore | a cell that can grow into a new plant |
| biome | a place that has the same climate, plants and animals over a large area |
| desert | a biome that receives very little rain |
| tundra | a cold, northern biome where part of the soil is always frozen |
| grassland | a flat biome that is covered with tall grasses |
| deciduous forest | a forest where trees grow that lose its leaves in the autumn |
| coniferous forest | a place where trees grow that are evergreens and the seeds are cones, leaves are needles |
| rainforest | hot, wet biome where trees grow very tall and keep their leaves all year long. More plants here than anywher else in the world. Tropical plants. |