Articles > Growth and Plant Hormones – Quiz Growth and Plant Hormones – Quiz Quiz Choose the best answer based on the box below. Write the letter of your answer on the space provided. A. Auxins B. Gibberellins C. Ethylene D. Cytokinins E. Abscisic Acid 1. Originally thought to promote abscission, hence, the name 2. Promote lateral bud growth in flowering plants 3. For plant-cell elongation, apical dominance, and rooting 4. Responsible for fruit ripening 5. Primarily in stimulating elongation growth Send Your Results (Optional) Your Name To Email Time's up