1.  Semicircular canals and cochlea

3.  Lagena and sacculus

4.  Otolith and lagena

1.  Frog

2.  Sunflower

4.  Human

2.  1000- 2000 cycles

3.  5000- 7000 cycles

4.  5000- 10000 cycles

1.  Lens

3.  Flash

4.  Shutter

1.  Utriculus

3.  Sacculus

4.  Semicircular canal

1.  Impairment of vision

2.  Making lens more convex

4.  No effect of bright light on retina

1.  Pass optica

2.  Pupil

4.  Yellow spot

2.  Swallowing

3.  Movement of the tongue

4.  Movement of the neck

1.  Perilymph

3.  Lymph

4.  Both (A) and (B)

1.  Multipolar neuron

2.  Unipolar neuron

4.  None of these