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BIO156 Quiz 3

Total questions: 10

Worksheet time: 6mins

Name
Class
Date
1.

Identify the part of the microscope labeled N.

a)

Eye piece

b)

Objective lens

c)

Stage

d)

Course adjustment knob

2.

Identify the part of the microscope labeled H

a)

Eye piece

b)

Objective lens

c)

Stage

d)

Course adjustment knob

3.

Identify the part of the microscope labeled Y

a)

Eye piece

b)

Objective lens

c)

Stage

d)

Course adjustment knob

4.

Identify the part of the microscope labeled L

a)

Eye piece

b)

Objective lens

c)

Stage

d)

Course adjustment knob

5.

Determine the total magnification when using the 4X objective lens on a microscope with 10X eye piece magnification.

a)

4X

b)

400X

c)

100X

d)

40X

6.

How would the letter "e" appear when viewed through a compound light microscope?

a)
b)
7.

Identify the structure in the cell membrane diagram labeled B.

a)

Phospholipid

b)

Glycoprotein

c)

Transmembrane Protein

d)

Cytoskeleton

8.

Describe the chemical nature for the cell membrane region labeled D.

a)

Hydrophyllic (attracts water molecules)

b)

Hydrophobic (repels water molecules)

c)

Isotonic (equal number of solute and solvent particles)

d)

Postive (plus charged)

9.
How does a cell maintain homeostasis?
a)
Regulates what enters and leaves the cell
b)
Flexibility
c)
Protective barrier
d)
Structure and support
10.
Lipid tails are...
a)
Nonpolar
b)
Polar