A) To magnify small objects B) To illuminate a room C) To measure distances D) To dissect specimens
A) Eyepiece B) Stage C) Condenser D) Objective lens
A) Condenser lens B) Eyepiece C) Objective lens D) Diaphragm
A) Condenser adjustment knob B) Stage adjustment knob C) Fine adjustment knob D) Coarse adjustment knob
A) To adjust the light intensity B) To hold the slide in place C) To move the stage D) To focus the image
A) Objective lens B) Coarse focus knob C) Eyepiece D) Diaphragm
A) The image is always perfectly clear B) The lenses are all made of glass C) The magnification is consistent D) The image stays in focus when changing objectives
A) With one hand on the arm and the other under the base B) By the stage C) By the eyepiece D) By the objective lenses
A) Cloth B) Facial tissue C) Paper towel D) Lens paper
A) Condenser adjustment knob B) Fine adjustment knob C) Coarse adjustment knob D) Stage adjustment knob
A) 50x B) 4x C) 400x D) 1040x
A) Place the coverslip on the slide B) Clean the slide C) Place a drop of liquid on the slide D) Add stain to the specimen
A) To add contrast to the specimen B) To magnify the specimen C) To hold the slide in place D) To flatten the specimen and protect the objective lens
A) Transmission electron microscope B) Compound microscope C) Scanning electron microscope D) Phase contrast microscope
A) To increase resolution at high magnification B) To clean the objective lens C) To reduce the amount of light needed D) To stain the specimen
A) Lowest power objective B) Highest power objective C) Oil immersion objective D) Any objective
A) The brightness of the image B) The magnification power of the microscope C) The depth of focus D) The ability to distinguish between two closely spaced objects
A) Increase the magnification B) Add more stain C) Check the light source and objective lens position D) Clean the eyepiece
A) Supports the stage B) Controls the light source C) Holds the objective lenses D) Supports the body tube and is used for carrying
A) Adjusts the focus B) Holds the objective lenses C) Contains the light source D) Provides a stable platform for the microscope
A) The brightness of the light source B) The objective lens in use C) The magnification power D) The visible area seen through the eyepiece
A) The length of the microscope arm B) The distance between the objective lens and the specimen C) The field of view diameter D) The distance between the eyepieces
A) To prevent the specimen from moving out of the field of view B) To increase the resolution C) To improve the contrast D) To reduce the amount of light needed
A) The amount of light produced by the light source B) The strength of the objective lens C) The size of the specimen being observed D) A measure of how much light bends when it passes from one medium to another
A) To clean the objective lens B) To act as a mounting medium for the specimen C) To enhance the color of the specimen D) To minimize light refraction and improve resolution
A) The distance between the lens and the specimen B) The field of view diameter C) The magnification power of the lens D) A measure of the lens' ability to gather light and resolve fine specimen detail
A) A type of stain used in microscopy B) A type of microscope objective C) A method for cleaning microscope lenses D) A technique for optimizing the light path in a microscope to produce a high-quality image
A) Direct light passes through the specimen B) Fluorescent light is used to illuminate the specimen C) Light is scattered by the specimen and enters the objective lens D) Polarized light is used to illuminate the specimen
A) To perform microsurgery B) To visualize specific structures or molecules within a cell or tissue C) To measure the electrical properties of a cell D) To observe the surface topography of a specimen
A) To measure the size of cells B) To sterilize microscope slides C) To mix reagents for staining D) To cut thin sections of tissue for microscopy |