1.Physical theories of staining do not involve reactions like:
- a) Solubilization
- b) Capillarity
- c) Adsorption
- d) Dissolution
2.Phenomenon of staining depends on:
- a) Physical reaction
- b) Chemical reaction
- c) Physical and Chemical reaction
- d) None of the above
3.The chemical theory is based on:
- a) Electrical charge of cellular component and the charge of the dyes used
- b) Osmosis
- c) Capillarity
- d) All of the above
4.The physical theory of staining is based on:
- a) Capillarity
- b) Osmosis
- c) Adsorption and absorption
- d) All of the above
5.Which of the following is not related to the physical theory of staining?
- a) Capillarity
- b) Absorption
- c) Ionization
- d) Osmosis
6.In staining, pH alters:
- a) Effectiveness of staining
- b) Efficacy of staining
- c) Decolorization
- d) All of the above