2.3 More on Microscopy

Question 1

What are the 4 types of microscope? (4 marks)

Answer 1

SEM
TEM
Light microscope
Laser scanning confocal microscope

Question 2

What is the maximum magnification of a light microscope? (1 mark)

Answer 2

X1500

Question 3

What is the maximum magnification of a SEM? (1 mark)

Answer 3

X500,000

Question 4

What is the maximum magnification of a TEM? (1 mark)

Answer 4

X1000,000 +

Question 5

What is the maximum magnification of a laser scanning confocal microscope? (1 mark)

Answer 5

X17,000

Question 6

What is the smallest resolution of a light microscope? (1 mark)

Answer 6

0.2 micrometers

Question 7

What is the smallest resolution of a SEM? (1 mark)

Answer 7

0.002 micrometers

Question 8

What is the smallest resolution of a TEM? (1 mark)

Answer 8

0.0002 micrometers

Question 9

What is the smallest resolution of a laser scanning confocal microscope? (1 mark)

Answer 9

0.2 micrometers

Question 10

Is the image produced by a light microscope in colour? (1 mark)

Answer 10

Yea

Question 11

Is the image produced by a laser scanning confocal microscope in colour? (1 mark)

Answer 11

Yes- but only upto 3 colours

Question 12

Is the image produced by a SEM in colour? (1 mark)

Answer 12

No

Question 13

Is the image produced by a TEM in colour? (1 mark)

Answer 13

No

Question 14

What dimension is the image produced by a light microscope? (1 mark)

Answer 14

2D

Question 15

What dimension is the image produced by a laser scanning confocal microscope? (1 mark)

Answer 15

3D

Question 16

What dimension is the image produced by a SEM? (1 mark)

Answer 16

2D

Question 17

What dimension is the image produced by a TEM? (1 mark)

Answer 17

3D