Articles > Quizzes & Surveys > Plant Auxins – Phototropism & Geotropism – Quiz Plant Auxins – Phototropism & Geotropism – Quiz Quiz Select true if the statement is correct and false if incorrect. 1. Plants produce auxins in their meristematic tissues. True False 2. Auxins promote cell elongation by promoting water intake and increasing cell elasticity True False 3. Indole acetic acid is a rare type of auxin. True False 4. Phototropism refers to the tendency of plants to move towards or away from gravity. True False 5. The tendency of roots to move away from the source of light is an example of phototropism. True False Send Your Results (Optional) Your Name To Email Time is Up!