Question

use the following information to answer the next question.
compound light microscope

1. match four of the compound light microscope parts numbered in the diagram above with the descriptions of their functions given below. 0.5 marks/blank

used for generally focusing the image of the specimen
(record in the first column)
used to change between the lenses to adjust the magnification power
(record in the second column)
contains the ocular lens
(record in the third column)
used for sharply and clearly focusing the image of the specimen
(record in the fourth column)

Explanation:

1. The coarse adjustment knob (part 8) moves the stage significantly for general image focusing.
2. The revolving nosepiece (part 2) holds objective lenses and switches between them to change magnification.
3. The eyepiece/ocular tube (part 1) houses the ocular lens you look through.
4. The fine adjustment knob (part 9) makes small, precise movements to sharpen the specimen image.

Answer:

First column: 8
Second column: 2
Third column: 1
Fourth column: 9