B. sugar 1. Directions: Read each item carefully. Write the letter of the correct answer on your answer sheet. 1. What is formed when substances combined without chemical reaction? A. mixture B. molecule C. water D. solvent 2. Which is an example of a mixture? A. Salt C. acetic acid D. fruit salad 3. Which is a homogeneous mixture? A. Oil and water B. Mixed nuts C. Seawater D. Pebbles 4. What is considered the universal solvent? A. water B. vinegar C. soy sauce D. alcohol 5. Which of the following is considered a suspension? A. A mixture of flour and water C. A mixture of salt and water B. A mixture of sugar and water D. A mixture of coffee and water 6. Which of the following will dissolve in water? A. Oil B. Salt C. Alcohol D Sand 7. Which of these will not form a solution? A. Preparing syrup C. Mixing ice cubes B. Preparing a cup of tea D. Stirring a spoonful of sugar in water 8. Which of the following is considered a colloid? A. A mixture of oil and water C. A mixture of soil and water B. A mixture of salt and iron fillings D. A mixture of chalk and water 9. Which substance is a mixture? A. Oxygen C. Carbon dioxide B. Tap water D. Chicken noodle soup 10. Which is a solvent in a cup of coffee? A. Coffee B. Creamer C. Sugar D. Water 11. Which is a form of heterogeneous mixtures? A. gravel and water C. powdered milk and water B. sugar and water D. powdered coffee and water 12. Which of the following is true about solution? A. Solutions are clear in appearance. B. Solutions are cloudy mixtures C. Solutions exhibit scattering of light or Tyndall effect D. Substances in solutions are large enough to be seen. 13. Which of the following is not a solution? A. sea water C. alcohol in water B. oil in water D. carbonated drink 14. Which of these will form a suspension? A. preparing syrup/antibiotic C. mixing vinegar and soy sauce B. preparing a cup of milk D. stirring a spoonful of salt in water 15. Which of the following is true about suspension? A. It is a solution. C. The particles dissolve in water. B. It is a cloudy mixture. D. The substance dissolves evenly. 16. Which is an example of colloid? B. liquid juice A. mayonnaise D. vinegar C. cooking oil 17. Which colloid has both protective and decorative function? B. creams A. blood D. paint C. gulaman​
