1. Small elevations on the tongue which contain taste buds are known as   Hint First letter clue   2. Which part of the internal ear is meant for hearing?   Hint       3. Identify the structure 'A' in this diagram.   First letter clue   4. The end organs (receptors) of taste sensation are called _______.   First letter clue   5. _______ apparatus is a part of the internal ear and is responsible for maintenance of equilibrium and posture.   Hint       6. Layer of the eye in which rods and cones are found   Hint       7. Smallest bone in the human body.   Hint