DIRECTIONS: Read the questions carefully. Choose the letter of the correct answer. Write your answer on the space provided before each number. 1. It has a uniform composition and appearance all throughout. a substance b. mixture c. acid d. matter 2. Which of the following is a physical appearance of a substance? a. Homogeneous b. Heterogeneous c. Non-uniform d. Complicated 3. During melting, it melts completely Ismoothly within a short time. a. substance b. mixture C. base d. base 4. Which of the following is a physical appearance of a mixture? b. Homogeneous b. Heterogeneous c. Non-uniform d. Complicated 5. It has a non-uniform composition and appearance are not the same all throughout. a. substance b. mixtures C. acid d. matter 6. It can be separated easily' quickly. a. substance b. mixture c. base d. base 7. It is a component of a solution which dissolves the other component in itself. b. solute b. solvent c. acid d. base 8. It is a component of a solution which dissolves in the solvent. a base b. solute C. solvent d. acid​