Lab Module 8

Question 1

What is the main purpose of Gram Staining?

A) To identify an unknown virus
B) Both of these
C) To identify an unknown bacteria
D) Neither of these

Answer 1

Correct Answer:
C) To identify an unknown bacteria

Question 2

What is this instrument called?

A) Wax pencil
B) Wet pencil
C) Wet pen
D) Wax pen

Answer 2

Correct Answer:
A) Wax pencil

Question 3

What is this instrument known as?

A) Inoculation tool
B) Bunsen burner
C) None of these
D) Inoculation loop

Answer 3

Correct Answer:
D) Inoculation loop

Question 4

What is contained in this drop?

A) Tap water
B) Antiseptic
C) Bacterial culture
D) Sterile water

Answer 4

Correct Answer:
D) Sterile water

Question 5

What is being transferred here?

A) Bacteria
B) None of these
C) Antiseptic
D) Viruses

Answer 5

Correct Answer:
A) Bacteria

Question 6

Approximately how long did it take for this slide to dry?

A) 1 minute
B) 1 hour
C) 10 minutes
D) 24 hours

Answer 6

Correct Answer:
C) 10 minutes

Question 7

Why is the slide passed through the heat in this step?

A) To fix the bacteria to the slide
B) To disinfect the slide
C) To kill the bacteria
D) None of these

Answer 7

Correct Answer:
A) To fix the bacteria to the slide

Question 8

What is this liquid (first step in staining)?

A) Water
B) DNA
C) Crystal violet stain
D) Iodine

Answer 8

Correct Answer:
C) Crystal violet stain

Question 9

What is this liquid (second step in staining)?

A) Gram decolorizer
B) Crystal violet stain
C) Iodine
D) Water

Answer 9

Correct Answer:
C) Iodine

Question 10

How long does Safranin need to stay on the slide in order to stain the bacteria?

A) 24 hours
B) 2 hours
C) 1 minute
D) 30 minutes

Answer 10

Correct Answer:
C) 1 minute

Question 11

What is the name of this microscopic image?

A) E. COLI
B) Urea crystals
C) Plant tissue
D) Copepods

Answer 11

Correct Answer:
C) Plant tissue

Question 12

What is the name of this microscopic image?

A) Proteins in plants
B) Seeds
C) Urea crystals
D) Plant tissue

Answer 12

Correct Answer:
C) Urea crystals

Question 13

What is the name of this microscopic image?

A) Proteins in plants
B) Copepods
C) Fluorescent pea plant
D) Blade of grass

Answer 13

Correct Answer:
A) Proteins in plants

Question 14

What is the name of this microscopic image?

A) DNA
B) Proteins in plants
C) Liver cells
D) Self-assembling polymers

Answer 14

Correct Answer:
D) Self-assembling polymers

Question 15

What is the name of this microscopic image?

A) Tuckerella SPP
B) Fluorescent proteins in plants
C) Copepods
D) Proteins in plants

Answer 15

Correct Answer:
A) Tuckerella SPP

Question 16

What is the name of this microscopic image?

A) Potato beetle
B) Tuckerella SPP
C) E. COLI
D) Copepods

Answer 16

Correct Answer:
A) Potato beetle

Question 17

What is the name of this microscopic image?

A) House fly eye
B) Plant tissue
C) Seeds
D) Microglia

Answer 17

Correct Answer:
A) House fly eye

Question 18

What is the name of this microscopic image?

A) Proteins
B) Seeds
C) House fly eye
D) Copepods

Answer 18

Correct Answer:
B) Seeds

Question 19

What is the name of this microscopic image?

A) Copepod
B) House fly eye
C) Seeds
D) DNA

Answer 19

Correct Answer:
A) Copepod

Question 20

What is the name of this microscopic image?

A) E. Coli
B) Seeds
C) Potato beetle
D) Plant tissue

Answer 20

Correct Answer:
A) E. COLI