Plants

1. Make their own food through photosynthesis
2. Have cell walls containing cellulose
3. Grow in various environments (land, water, air)

Types of Plants:

1. Flowering plants (angiosperms)
2. Conifers (gymnosperms)
3. Ferns (pteridophytes)
4. Mosses (bryophytes)
5. Algae (simple aquatic plants)

Importance of Plants:

1. Produce oxygen
2. Food source for animals and humans
3. Provide shelter and habitat
4. Regulate water cycles

Plant Structure:

1. Roots (absorb water and nutrients)
2. Stem (supports leaves and transports nutrients)
3. Leaves (photosynthesis

Interesting Plant Facts:

1. Largest plant: Armillaria ostoyae (honey mushroom)
2. Tallest plant: Coast redwood