The BSA crossword

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Across
  1. 2. ___ hall
  2. 7. snack provider?
  3. 8. check homework, perhaps
  4. 9. iconic music group
Down
  1. 1. Head of senior school
  2. 3. found in biology labs
  3. 4. house that breathes fire
  4. 5. ___ in the park
  5. 6. two across colour?