Question

what is the use of glycerine in preparation of slide of onion peel

Answer 1

glcerine does not evaporats easily it takes time to evaporate and helps in preventing the slide of onion peel from decomposing and makes the slide permanent

Answer 2

We utilize glycerin for mounting the onion peel for the following reasons:

1. Glycerin which is prominently known as Glycerol helps in avoiding the lack of hydration of cells.

2. cells don't become scarce.

3. As the refractive index of glycerin is 1.473 and it has a tendency to reflect, light so the example kept looks clear under the magnifying lens.

4. Glycerin is additionally used to remove air bubbles which can be found between slides.