Verbal - Odd Man Out

DIRECTIONS : In this oddman out section we need choose the word or pair that different from remaining words or pairs.
41. Pick the odd one out
  A.  Savanna
  B.  Downs
  C.  Grasslands
  D.  Pampas
42. Pick the odd one out
  A. Axe
  B. Saw
  C. Sword
  D. Shovel

43. Pick the odd one out
  A.  Akbar
  B.  Babar
  C.  Sher Shah
  D.  Jahangir
44. Pick the odd one out
  A.  Spider
  B.  Snail
  C.  Tortoise
  D.  Turtle
45. Pick the odd one out
  A.  Retina
  B.  Iris
  C.  Pupil
  D.  Medulla