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Twelfth Grade (Grade 12) Lab Practices and Tools Questions

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Grade 12 Lab Practices and Tools
What piece of the microscope magnifies the sample of the object?
  1. Ocular lens
  2. Body tube
  3. Arm
  4. Base
  5. Illuminator
  6. Stage
  7. Turnet
  8. Aperture
Grade 12 Lab Practices and Tools
What is the main purpose of the illuminator?
  1. Holds the eyepiece
  2. Makes the microscope easy to carry
  3. Provides stability to the microscope
  4. Magnifies the sample
  5. controls the amount of light reaching the specimen
  6. Provides a steady source of light
  7. Light is transmitted to the slide
  8. provides a precise and clear image of the sample
Grade 12 Lab Practices and Tools
Which of the following is very important to get accurate results?
  1. Body tube
  2. Stage clip
  3. Base
  4. Condenser lens
  5. High power objective
  6. Low power objective
  7. Iris
  8. Course adjustment knob
Grade 12 Lab Practices and Tools
What do safety goggles protect?
  1. Your neck
  2. Your eyes
  3. Your forehead
  4. None of the above
Grade 12 Lab Practices and Tools
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