FIRST TERM EXAM

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Across
  1. 2. is a substance added to improve the quality of soil
  2. 5. bees make this
  3. 6. they are people whose expert to operate on sick people
  4. 7. protects our lungs and other parts of respiratory system
  5. 8. the hurt pumps faster when we do this
  6. 10. is attractive to insects,and liquid sugar substance from flowers
Down
  1. 1. _______________ system of the body that deals with breaking down of food absorption of nutrients
  2. 3. our heart is made out of this
  3. 4. our brain needs protection because it is ____________
  4. 9. The place where the 10,000 years old of seeds are found