Unit 5 Quiz

Question 1

Microscope have

Answer 1

ocular lens

Question 2

ocular lens

Answer 2

magnify by power of (10x)

Question 3

objective lenses

Answer 3

4x- scanning
10x- low
40x- high dry
100x- oil immersion

Question 4

The stage

Answer 4

is the black part on a microscope that the slide sits on

Question 5

The stage clip

Answer 5

is what holds the slide in place on the stage on the microscope

Question 6

Condenser

Answer 6

?

Question 7

Irisdiaphragm lever

Answer 7

regulates how much light comes up through opening.

helps with contrast

Question 8

Coarse Focus Knob

Answer 8

moves the stage up and down

Question 9

Fine Focus Knob

Answer 9

changes clearness/focus

Question 10

LIght source

Answer 10

?

Question 11

Base

Answer 11

?

Question 12

Total magnification

Answer 12

ocular lens (10x) X objective lens (whatever power it is)

Question 13

Field of view

Answer 13

the area you see on the slide when you look through the ocular lens

Question 14

the 4x objective lens has the

Answer 14

largest field of view

Question 15

Depth of Focus

Answer 15

the thickness you can see. It is best on 4x.

Question 16

Contrast

Answer 16

has stains and stands against the white light and colors

Question 17

image orientation

Answer 17

image can get magnified, and inverted (upside down)

Question 18

parfocal imaging

Answer 18

the ability to maintain partial focus when you go from one lens to the next higher lens

Question 19

How to focus the microscope

Answer 19

1. place the slide in the stage clip and center the specimen
2. make sure the 4x objective is in place
3. use the coarse focus knob to raise the stage towards the 4x objective lens.

Question 20

2 types of cells

Answer 20

prokaryotic
and
eukaryotic

Question 21

prokaryotic

Answer 21

• bacteria
• archaea
• very small
• nucleoid
• one type of organelle —> ribosomes

Question 22

eukaryotic

Answer 22

• plant, fungi, animal, protista
• much larger
• “true nucleus” (membrane around nucleus)
• multiple types of organelles

Question 23

hydrodictyon

Answer 23

type of green algae

Question 24

wet mounts

Answer 24

self made temporary slide.

you throw away the whole slide at the end.

Question 25

Elodea leaf

Answer 25

cell wall

chloroplast

Question 26

cheek cell

Answer 26

cell membrane
nucleus
chloroplast

Question 27

onion

Answer 27

cell wall

nucleus