A student is looking at a bacterial specimen using the oil immersion lens, but has forgotten to put immersion oil on the slide. The specimen will appear
A) smaller than it would if immersion oil was used.
B) somewhat fuzzy and have poor resolution.
C) the same as it would if the immersion oil was used.
D) larger than it would if immersion oil was used.
E) to have no color.

Question

Quizplus · Accepted Answer

Without immersion oil, the refractive index mismatch between the slide and the lens causes light scattering, resulting in a fuzzy image with poor resolution.

A Student Is Looking at a Bacterial Specimen Using the Oil