Do you know the SMSSA Science department?

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Across
  1. 2. Most senior Chemistry teacher.
  2. 4. Also serving under SM Academic section.
  3. 5. Latest addition to Biology section.
  4. 7. Favourite flower is a lily.
Down
  1. 1. Firecracker teaching only Combined Science.
  2. 3. HoD upper secondary sciences.
  3. 6. HoD lower secondary science.
  4. 7. Formerly known as Ak Raihan.