Across
- 3. - the flat platform on a microscope where the slide is placed
- 5. - a temporary arm-like extension used by some cells for movement and eating
- 10. - an organism that carries and spreads disease-causing pathogens
- 11. - tiny hair-like structures that help cells move or move substances around them
- 14. - a hard outer covering or shell of some microscopic organisms
- 16. lens - the eyepiece lens of a microscope that you look through
- 18. bloom - a rapid increase of algae in water that can harm aquatic life
- 19. of magnification - how much larger an object appears under a microscope
- 20. fission - a type of asexual reproduction where one cell splits into two identical cells
- 21. - blue-green bacteria that use photosynthesis to make food
- 22. - the hard outer shell of a diatom made of silica
- 23. cover - a thin square of glass or plastic placed over a specimen on a slide
- 24. - a tiny infectious particle that can only reproduce inside a living cell
- 27. - layered rock-like structures formed by ancient cyanobacteria
- 28. - dead organic matter such as leaves, plants, and animal remains
- 29. adjustment - the microscope knob used for small focusing changes to sharpen the image
Down
- 1. - tiny algae that live inside coral and provide food through photosynthesis
- 2. - one half of a diatom’s shell
- 4. - the process of making food using chemicals instead of sunlight
- 6. - a single-celled organism that moves using flagella and lives mostly in water
- 7. - the lenses on a microscope that provide different levels of magnification
- 8. slide - a slide prepared by placing a specimen in a drop of liquid and covering it with a slide cover
- 9. of view - the area you can see when looking through a microscope
- 12. - the buildup of harmful substances in an organism over time
- 13. - a type of toxic dinoflagellate that can harm fish and water ecosystems
- 15. - whip-like structures that help cells move
- 17. adjustment - the microscope knob used for large focusing changes to bring the image into view
- 20. - the bottom part of a microscope that supports it
- 25. - a thin piece of glass used to hold specimens for viewing under a microscope
- 26. - a microscopic algae with a glass-like cell wall
