Science puzzle

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Across
  1. 2. Relationship between two organisims
  2. 5. The process of taking food into the body
  3. 7. Mode of nutrition in which organism make food themselves
  4. 9. Mode of taking food prepared by other plants
  5. 10. TEETH TEETH that remain the life time
Down
  1. 1. Mode of taking food by an organism
  2. 3. PLANTS Insect eating plants
  3. 4. TEETH Teeth that fell off between the age of 6 to 8 years
  4. 6. Breaking down of food into simpler substances
  5. 8. Tiny pores which help plants for taking in carbon dioxide