Solve the puzzle using Collective Nouns

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Across
  1. 1. a ___________of thieves
  2. 2. a _________ of rice
  3. 3. a _______of cards
  4. 6. a _________ of lions
  5. 7. a __________ of people
Down
  1. 1. a _________of stars
  2. 2. a __________ of flowers
  3. 4. a _______ of singers
  4. 5. a _________ of cattle
  5. 6. a _________ of whales