Across
- 4. organisms that can be seen by the naked eye (without a microscope)
- 6. relationships between living organisms (whether it be beneficial or harmful)
- 8. organisms located at the top of the food pyramid/web -- also known as the "top predator"
- 10. an organism that gets its energy from eating other organisms
- 11. annual number of deaths per 1000 people
- 13. maximum population of a particular species that a given habitat can support over a given period
- 15. the United States would be considered a _______ country
- 17. the ______ act made it illegal to import, export, sell, acquire, or purchase fish
- 18. Nigeria would be considered a _______ country
Down
- 1. this acronym stands for the Convention on International Trade in Endangered Species
- 2. an organism that gets its energy from the sun
- 3. organisms located on the second level of a food pyramid and only eat producers
- 5. when this age group is large, the population is shrinking/declining
- 7. a complex series of interconnected food chains that show the relationships between organisms in an ecosystem
- 9. annual number of births per 1000 people
- 12. when this age group is large the population is growing
- 14. elephants are being poached by the thousands each year for this "highly valuable" black market item
- 16. these organisms make up the first level of a food chain and are capable of making their own source of energy (not relying on any other organisms)