Signs of life

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Across
  1. 5. Process of taking out waste from the body
  2. 6. Process of giving birth to young ones
  3. 7. Process of increasing in size
Down
  1. 1. process of locomoting in search of food and shelter
  2. 2. Process of breaking food to get energy
  3. 3. process of being sensitive to the environment
  4. 4. process of geeting nutrition