What I Know Let us find out how much you already know about this module. Write the letter that you think is the best answer to each question on a separate sheet of paper. Answer all items. Take note of all the items that you were not able to answer and look for the right answer as you go through this module. Directions: Choose the letter of the best answer. Write the chosen letter on a sheet of paper 1. Which of the following does NOT belong to the group? a. Ingestion b. Absorption c. Secretion d. Assimilation