puzzled

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Across
  1. 3. hottest planet in the solar system
  2. 5. they are known for their white and black stripes
  3. 6. planet in which life exist
  4. 7. were do the fish live
  5. 8. world largest animal on earth
Down
  1. 1. which is the national animal f india
  2. 2. game which played with a bat and a ball
  3. 4. fruit which contains a lot of water