Ecology

3. A compact cluster of spore-bearing structures
5. The sporophyte produces roots and a thick underground stem
7. Completes its life span, sprouts from a seed, grows produces new seeds, and dies, in one growing season or less
10. Life span of 2 years
11. Specialized transport tissue
12. The branch of biology that deals with the relations of organisms to one another and to their physical surroundings
13. Plants with vascular tissue
14. A biological community of interacting organisms and their physical environment
18. A variety of life in the world or in particular habitat or ecosystem
19. Adaptations that enable the exchange of gases even with the presence of a cuticle on a plant

1. Substances slowly move from cell to cell by osmosis and diffusion
2. Classified as a liverwort
3. A plant structure that contains an embryo, contains nutrients for the embryo, and is covered with a protective coat
4. Structures that either store food or help absorb food for the tiny sporophyte
6. A structuren that contains the male or female reproductive structures of cycads and other gymnosprem
8. Can live for several years and usually produce flowers and seeds yearly
9. An organism that mostly eats meat, or the flesh of animals
15. Fern spores form in a structure
16. A plant that lives anchored to an object or another plant.
17. Located on the undersides of fronds