Nature

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Across
  1. 1. forest reserve institute of India located at
  2. 4. Pearls of night, stolen in clearest light of day
  3. 5. corona virus first case identified in
  4. 7. A giant underwater waves
  5. 10. world's first sustainable biofuel economy country
  6. 11. grow when its eats, but dies when its drinks
  7. 12. India's first sanctuary
Down
  1. 2. Only animal which has four knees
  2. 3. first animal to go into space
  3. 6. India's cleanest city
  4. 8. state bird of Bihar
  5. 9. largest internal organ in human body