Microscope Skills Practice

What is the magnification power of the scanning power objective (4x)?

• A) 10x

• B) 40x

• C) 4x

• D) 100x

What is the purpose of the condenser in a microscope?

• A) To adjust the light intensity

• B) To focus the specimen

• C) To hold the objective lenses

• D) To concentrate light onto the specimen

After using the coarse focus knob, which knob should be used next to refine the focus?

• A) Coarse focus knob

• B) Fine focus knob

• C) Diaphragm adjustment knob

• D) Stage adjustment knob

What is the correct method for securing a slide onto the stage?

• A) Using tape

• B) Pressing it gently

• C) Securing it with stage clips

• D) Balancing it on the stage

How should the amount of light be adjusted for optimal viewing?

• A) Maximum brightness

• B) Minimum brightness

• C) Adjusted randomly

• D) adjusted using the iris diaphragm in order get good detail and contrast

How should the objective lenses be changed when observing a specimen at different magnifications?

• A) Randomly

• B) Backwards

• C) Progressively

• D) Inversely

Which knob should be used first to adjust the focus when observing a specimen?

• A) Coarse focus knob

• B) Fine focus knob

• C) Diaphragm adjustment knob

• D) Stage adjustment knob

Which knob should be used for focusing when using objective lenses higher than 4x?

• A) Coarse focus knob

• B) Fine focus knob

• C) Diaphragm adjustment knob

• D) Stage adjustment knob

When starting to observe a specimen under the microscope, which objective lens should be used first?

• A) 10x

• B) 40x

• C) 4x

• D) 100x

Which part of the microscope is used to change the magnification?

• A) Eyepiece

• B) Stage

• C) Condenser

• D) Nosepiece