Wordlist 10

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Across
  1. 4. a species that occurs naturally in an area
  2. 6. the long bone in the upper arm of humans
  3. 7. the tendency to behave in a particular way
  4. 9. hate water
Down
  1. 1. chemical that kills insects
  2. 2. the concentration of water vapour in the atmosphere
  3. 3. the possession of antibodies against a particular disease
  4. 4. describing a structure that is positioned below or lower than another structure in the body
  5. 5. a sharp flattened tooth in mammals used for biting
  6. 8. a hormone secreted by the pancreas that regulates blood sugar level