Across
- 6. to the rivalry between or among living things for territory, resources, goods, mates, etc.
- 9. the continued existence of organisms which are best adapted to their environment, with the extinction of others, as a concept in the Darwinian theory of evolution.
- 12. the process by which different kinds of living organisms are thought to have developed and diversified from earlier forms during the history of the earth.
- 13. the action or process of adapting or being adapted.
- 14. a group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding.
- 15. the identification by humans of desirable traits in plants and animals, and the steps taken to enhance and perpetuate those traits in future generations.
- 16. traits that promote an organism's success in a particular environment.
- 18. relating to or resulting from living things, especially in their ecological relations.
- 19. the production of more of a product, commodity, or substance than is wanted or needed.
Down
- 1. choosing parents with particular characteristics to breed together and produce offspring with more desirable characteristics.
- 2. all of the people/organisms born and living at about the same time, regarded collectively.
- 3. physical rather than biological; not derived from living organisms.
- 4. a large naturally occurring community of flora and fauna occupying a major habitat, e.g. forest or tundra.
- 5. a particular section, group, or type of people or animals living in an area or country.
- 7. Organisms that are more adapted to their environment are more likely to survive and pass on the genes that aided their success.
- 8. mutations are changes in the information contained in genetic material. ยท
- 10. a distinguishing quality or characteristic, typically one belonging to a person.
- 11. produce(an animal or plant) by mating or hybridizing two different species, breeds, or varieties.
- 17. an organism's ability to survive and reproduce in a particular environment.