3. Which colloid has both protective and decorative function? b. Insecticides Spray c paint 4. A colloidal suspension with solid particles in a liquid is b. Emulsion c. Foam 5. What type of colloids formed between two liquids? b. Emulsion c. Foam Berosol a. Sol a. Sol d. Aerosol 6. Which type of colloids is formed when many gas particles are trapped in alq b. Emulsion c. Foam d. Aerosol . a. Sol 7. contains small particles of liquid or solid dispersed in a gas b. Emulsion c Foam a. Sol 8. Which of the following is an example of a colloid? a. mayonnaise b. cooking oil c. soft drink d. bubbles in water 9. What phenomenon occur when dispersed colloid partides scatter light? a. Tyndall effect b. shaft effect c. miscible 10. What example of colloid has dispersed colloid particles in gas? a. milk b. smoke c gelatin d blood​