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