Cell Theory, Theories/Laws, Microscopes

When observing a specimen using the 10x eyepiece and the high-powered objective (40x), what is the total magnification that the specimen is being observed?

• 400X

• 40X

• 100X

• 4000X

How should a microscope be transported?

• by the arm and the base

• arm

• base

• by the cord

Which objective lens should you ALWAYS begin your observation with?

• low power objective

• medium power objective

• high power objective

• extra high power objective

How should a microscope be stored?

• with the low power objective in place

• without a dust cover

• with the stage fully raised

• with microscope slides secured to the stage

The ___ is the basic unit of structure and function in all living organisms.

• Atom
• Cell
• Matter
• All of these

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

Which statement is a part of the cell theory?

• All cells come from preexisting cells
• Bacteria are prokaryotic cells
• Eukaryotic cells are complex
• Humans are multicellular

Who looked at cork under a microscope and named what he saw "cells?"

• Robert Hooke
• Van Leeuwenhoek
• Robert Brown
• Francesco Redi

The Cell Theory states...

• Atoms create all matter
• Living things evolve
• The cell is the backbone of all matter
• Cells are the basic unit of structure and organization of organisms

Tags

NGSS.MS-LS1-1

Which of the following is NOT one of the three parts of Cell Theory?

• All living things are made of cells.
• The cell is the smallest living thing that can perform all the functions of life.
• Cells are too small to see without a microscope.  
• All cells must come from pre-existing cells.

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

Which of the following IS a major principle of the Cell Theory?

• All cells form through binary fission
• All cells contain a nucleus
• All cells arise from pre-existing cells
• All cells contain DNA