Microscope and cells

What is the total magnification of a microscope with two lenses when one lens has a magnification of 10x, and the other lens has a magnification of 30x?

• 15x
• 30x
• 40x
• 300x

A microscope is an instrument that.

• makes faraway objects look closer.
• makes small objects appear larger.
• decreases the size of small objects.
• increases the size of small objects.

Tags

NGSS.4-PS4-2

When you focus on a new specimen, always begin with

• low power and coarse adjustment.
• low power and fine adjustment
• high power and coarse adjustment
• high power and fine adjustment

Which part of the microscope controls the amount of light available?

• coarse adjustment knob
• diaphragm
• objective lens
• revolving nosepiece

What is part 1?

• eye piece
• body tube
• arm
• coarse adjust

What part is 3?

• eye piece
• base
• arm 
• coarse adjust

What is part 6?

• arm 
• base
• body tube
• illuminator

Part 11

• Stage Clips
• Stage
• Diaphragm
• Illuminator

The _______ is the smallest structural and functional unit of a living thing. (this will be matching on the test)

• cell

• metabolism

• nutrition

• defense

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

______ is keeping conditions in the cell balanced. (This will be a matching question on the test)

• Homeostasis

• Response

• Metabolism

• Nutrition