Question

A compound microscope forms an inverted image of an object. In which of the following cases it it likely to create difficulties? (a) Looking at small germs. (b) Looking at circular spots. (c) Looking at a vertical tube containing some water.

Answer 1

In looking at a vertical tube containing some water it is likely to create difficulties.

Option (c) - Looking at a vertical tube containing some water.

Explanation:  

A compound microscope shapes an object's inverted image, looking at a vertical tube that contains some water.

If the experiment a list looks at a vertical tube which contains some water, He must be alert, as the lower meniscus tends to be higher.

Meniscus :

The meniscus is that upper surface curve area of a liquid near the bottle surface or any other object. Originating from surface tension. May be concave or convex. According to liquid and surface area.

Thus, option (c) is the correct answer.