Across
- 1. An organism that's like a plant and lacks chlorophyll
- 7. Equipment used to study what affects organisms in their environment
- 10. Scientist who studies organisms and their environment
- 12. The place where an organism lives
- 16. Very small plants that are producers in aquatic habitats
- 17. Organisms that break down organic matter to get energy
- 18. An animal that only eats plants
- 21. What an organism does to help it survive
- 23. The rapid growth of algae caused by fertiliser going into water
- 25. A characteristic that helps an organism survive and reproduce
- 26. The variety of organisms; different types of plants & animals found in a place
- 27. Releasing harmful substances into the environment
- 28. A habitat that supports aquatic plants
Down
- 2. Choosing a part of a population to study
- 3. Thin parts of fungi that make enzymes to digest starch & protein
- 4. Describes something that does not exist anymore
- 5. The short name for chemicals that destroy the ozone layer (chlorofluorocarbons)
- 6. An adaptation on the body or colouring to help an organism survive
- 8. Catalysts that speed up biological chemical reactions
- 9. It describes a species with a small population
- 11. Gases in the atmosphere that trap heat and cause global warming
- 13. The layer of atmosphere that protects us from UV radiation
- 14. The gradual increase in temperatures worldwide
- 15. Very small animals that eat phytoplankton
- 19. The study of organisms and their environment
- 20. Carbon dioxide is dissolved into the ocean and the lower pH makes it difficult for some coral organisms to build their skeletons
- 22. A square frame used to help make counting organisms easier for sampling
- 24. An animal that only eats meats