Which of the following is a correct procedure for the operation of a microscope?

A.

First, put the specimen into focus using a low power lens, then switch to a higher power lens, if needed.

B.

Remove and add slides while the high power lens is selected.

C.

Use the fine focus knob with the low power lens and use the coarse focus knob with the high power lens.

D.

First, put the specimen into focus using a high power lens, then switch to a lower power lens, if needed.

Question

Efrain French

Biology

21 January, 09:19

Which of the following is a correct procedure for the operation of a microscope?

A.

First, put the specimen into focus using a low power lens, then switch to a higher power lens, if needed.

B.

Remove and add slides while the high power lens is selected.

C.

Use the fine focus knob with the low power lens and use the coarse focus knob with the high power lens.

D.

First, put the specimen into focus using a high power lens, then switch to a lower power lens, if needed.

+2

Answers (1)

Know the Answer?

Victoria Carey · Answer 1

I believe the answer would be option C. You start focusing the knob on low power, and use the other knob on the high-power lens afterward to get the best view of the specimen in the petri dish