Biology Lab Quiz (lab 1 review)

What is the purpose of a compound microscope?

• To study the structure of plants

• To observe living cells

• To view larger objects

• To magnify very tiny objects

How should a microscope be carried?

• With one hand holding the arm and the other hand supporting the base

• With both hands holding the arm

• With one hand holding the base and the other hand supporting the arm

• With one hand holding the ocular and the other hand supporting the stage

What are the three objectives found on a compound microscope?

• Low Power, High Power, Ultra Power

• Low Power, Medium Power, High Power

• Scanning, Medium Power, High Power

• Scanning, Low Power, High Power

What is the purpose of the condenser in a microscope?

• To regulate the amount of light directed through the object

• To concentrate light rays from the illuminator

• To adjust the focus of the microscope

• To hold the microscope slide in position

Which adjustment knob is used for coarse focusing?

• There is no coarse focusing knob

• Both knobs are used for coarse focusing

• The smaller knob

• The larger knob

What is the phenomenon called when the image seen through a microscope is upside down and backwards?

• Inversion phenomenon

• Reflection phenomenon

• Magnification phenomenon

• Focusing phenomenon

What type of lighting works best for opaque specimens in a stereomicroscope?

• Reflected lighting

• Transmitted lighting

• Both types of lighting work equally well

• No lighting is required for opaque specimens

What type of lighting works best for thin specimens that allow light to shine through in a stereomicroscope?

• Reflected lighting

• No lighting is required for thin specimens

• Transmitted lighting

• Both types of lighting work equally well

Does a compound microscope use reflected or transmitted light?

• Reflected light

• Transmitted light

• Both reflected and transmitted light

• No light is used in a compound microscope

What is the purpose of the stereomicroscope?

• To magnify very tiny objects

• To view larger objects

• To study the structure of cells

• To observe microscopic organisms