Across
- 4. The number of different species in the environment
- 5. Different "versions" of a species
- 6. Each __________ in a cell is responsible for the inheritance of certain traits or characteristics
- 9. Growing plants without the use of soil
- 12. The process of selecting plants with specific traits and reproducing them
- 13. Substances that kill insects
- 14. Chemicals that kill plants
- 16. The practice of planting a different crop in a particular field every year
- 17. Growing only one type of plant in a field to help with farm management
- 18. Using a natural predator to control a pest
- 21. Managing our plant resources in a way that can be continued
- 23. Particles that are made from rock that has been broken down
- 25. The amount of useful plant part per plant
Down
- 1. Living things that can be used for human needs
- 2. Specific characteristics that distinguish an organism from other varieties
- 3. A type of consequence that you didn't predict would happen
- 7. Substances that provide the energy and materials that plants need to grow
- 8. Providing the right amount of water at the right times to help plants grow
- 10. Type of soil that runs between your fingers and has very few lumps
- 11. A process in which single genes are added to a plant’s cells
- 15. Type of soil that has plenty of nutrients and is good for growing most plants
- 19. Any living thing
- 20. Organic matter that is partly decomposed
- 22. Particles that are made from plants and animals that were once living
- 24. Type of soil that feels slippery when it is wet