Across
- 2. The mechanism above the light source on a microscope that changes the amount of light entering the objective lens.
- 3. A body structure that is composed of different kinds of tissues that work together to perform a specific function.
- 6. An organelle found in plant and algae cells where photosynthesis occurs.
- 9. An organism, tissue or cells viewed under a microscope.
- 10. The movement of a substance from an area of high concentration to an area of low concentration.
- 13. A microscope slide and a coverslip, with a drop of liquid and a specimen between them.
- 14. The level of light received on a plant surface that influences the rate of photosynthesis.
- 15. A type of cell that does not have a cell wall, chloroplasts or a large vacuole. Found in animals.
- 17. A type of cell sexual reproduction to make a new organism.
- 18. A type of cell that lines the internal surfaces of organs and tracts; i.e. digestive, respiratory and reproductive tracts.
- 20. Part of the microscope that is used to fine focus the image on high power.
- 21. A collection of organs working together to perform a range of functions within the body.
- 23. Cellular respiration in the presence of oxygen. Creates 36 energy molecules.
- 26. An optical instrument used for viewing very small objects, such as animal or plant cells, typically magnified several hundred times.
- 31. Muscle that is attached to the bones of the skeleton and provides the force that moves the bones.
- 35. The process by which cells use glucose and oxygen to produce energy. A break down reaction. C6H1206+6O2-->6CO2+6H20+energy
- 38. Part of a microscope used to hold the specimen onto the stage for viewing.
- 40. A type of cell that contains a cell wall, large vacuole and sometimes chloroplasts.
- 41. A green pigment found in the chloroplasts of plants, algae, and some bacteria. Required for photosynthesis.
- 42. Part of the microscope found on the revolving nosepiece which give the second point of magnification; usually 3-4 of these (4x, 10x, 40x and 100x)
- 45. A type of cell used for movement and strength.
- 46. The eyepiece lens x the objective lens
- 48. A thin piece of glass used to place over the specimen on a wet-mount slide.
- 51. The understanding that all living things are made of cells; that cells are the basic unit of life; and that all cells come from pre-existing cells.
- 52. A type of cell that makes many glands in the body; i.e. pancreas, adrenals, thyroid etc.
- 55. The movement of water from an area of high water concentration to an area of low water concentration through a semi-permeable membrane.
- 56. A chemical used to make cell structures more visible when viewed under a microscope.
- 57. A rigid structure that surrounds the cell membrane and provides support to the cell.
- 58. A type of cell used to transmit electrical messages around the body.
- 59. The basic unit of structure in all living things.
Down
- 1. A slide with a specimen that is sealed and usually stained to make it easier to view the specimen
- 4. A simple sugar that is made by plants and is an important source of energy.
- 5. The energy source required for photosynthesis to occur.
- 7. A jellylike fluid inside the cell in which the organelles are suspended and chemical reactions occur.
- 8. Part of the microscope that connects the eyepiece lens to the objective lenses.
- 11. A type of cell used to insulate and protect organs. Can also be used for energy.
- 12. The process where cells differentiate to carry out a specific function.
- 16. Cellular respiration in the absence of oxygen. Creates only 2 energy molecules.
- 19. Part of the microscope that is used to focus the image on low power.
- 22. Allows some substances through, but not others.
- 24. A type of cell that is used to create hard, but flexible structures for support.
- 25. A storage molecule in plants made entirely of glucose.
- 27. A fluid filled organelle found mostly in plant cells that stores water and dissolved substances.
- 28. The control centre of the cell. Contains DNA which gives instructions for the functioning of the cell.
- 29. A type of organism made from many cells.
- 30. A collection of cells of the same type that work together to perform a specific function.
- 32. Another name for the light source on a microscope.
- 33. lens Part of the microscope that provides the initial point of magnification; the lens where your eye goes.
- 34. A process used by plants, some algae and bacteria to convert light energy into chemical energy (glucose); a build up reaction. 6CO2+6H20-->C6H1206+6O2
- 36. Part of a microscope that holds the objective lenses.
- 37. Cells found on the outside of many organisms for protection.
- 39. Part of a microscope where the specimen (slide) is placed for viewing.
- 43. An organelle in cells where cellular respiration takes place.
- 44. A type of organism made from a single cell.
- 47. A cell structure that controls which substances can enter or leave the cell. Known as semi-permeable.
- 49. Microscopic blood vessel through which exchanges take place between the blood and cells of the body.
- 50. A type of cell that carries oxygen to every part of the body.
- 53. A unicellular organism; moves using its flagella and have chloroplasts to absorb sunlight.
- 54. Part of the microscope that supports the microscope at the bottom.