EDUCOMICS Pre-Test USIC Direction Read and an wer ench item sredly Encircle the letter of the correct wer A mixture ta the physical combination of two or more substances in which the entities combined Retained Mix Joined 2. Below are examples of a mixture. Which one is a heterogenous mixture Sugar in water d. Alcohol 3. Which organis a part of the circulatory system? Muscles Liver b. Heart d. Spinal Cord C 4. A doctor that specialize in treating the heart. Orthopedists Cardiologists Dermatologists d Gastroenterologists 5. Tissues that allows the body to move. They are made up of muscle fibers that pull the bones, Stomach Muscles b. Heart d. kidney ​