Science

1234567891011
Across
  1. 2. The turning of a solid into vapor without passing through the liquid state is
  2. 4. The corpuscle that contribute to form a blood clot to prevent excess bleeding
  3. 7. Animals are considered as
  4. 8. The organ common to the respiratory system and the food digestive system
  5. 9. The most suitable equipment to observe the micro-organisms
  6. 10. The ability of a metal to be drawn into thin wires without breaking
  7. 11. The animals that having back bone
Down
  1. 1. Acidic colour of phenolphthalein
  2. 3. Obstruction of electric current flow through a conductor is known as
  3. 5. The method practice to extract sodium metal
  4. 6. The ozone layer lies in this layer