Across
- 2. wild plants grown in unwanted places.
- 5. the mixture of invisible odorless tasteless gases that surrounds the earth.
- 7. It is found in large quantities in protein foods such as milk and dairy products and alternative foods such as beans, lentils, and nuts.
- 8. package containing an embryo.
- 11. the whole mass of air surrounding the earth
- 14. process of seed to plant.
- 16. the part of the world in which life can exist
- 17. an earthy material that is plastic when moist but hard.
- 18. complete life cycle in 1 growing season.
- 19. Units counting during one-24th of the day.
- 20. upper layer of earth where plants grow, black dark brown material Seedling Young plants, especially plants grown from seed rather than cutting.
Down
- 1. degree of hotness or coldness measured on a definite scale
- 3. Water vapor in the atmosphere.
- 4. to convert (a material, such as plant debris) to compost.
- 6. the quality or state of being porous.
- 9. Require 2 growing seasons to produce seed.
- 10. Rock crumbled powder covering the earth's surface.
- 12. relating to, derived from, or consisting of matter.
- 13. Rocks made of soil, which are medium thick of sand and clay soil.
- 15. indefinite growth can produce seed annually grasses,trees.