Senior Crossword 2

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Across
  1. 3. Triangle with all unequal sides
  2. 4. City called ‘City of Lakes’
  3. 7. SI unit of frequency
  4. 9. Term ‘Duckworth-Lewis’ is used in
  5. 11. Currency of South Korea
  6. 13. First satellite of India
  7. 14. India’s first lunar mission
Down
  1. 1. Father of biology
  2. 2. Manchester of India
  3. 5. Insulin is secreted by
  4. 6. Coldest planet
  5. 8. Polygon with 13 sides
  6. 10. Instrument played by Ravi Shankar
  7. 12. Capital of Chola Dynasty
  8. 15. Light year is unit of