G7-Chap1

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Across
  1. 3. The mode of nutrition in which organism makes its own food
  2. 4. Two organisms depend on one another to benefit each other answer
  3. 7. Plants which depend on insects for food
  4. 8. The mode of deriving nutrients from the body of other plants and animals
Down
  1. 1. Deriving nutrition from dead and decaying organic matter
  2. 2. The process by which green plants prepare their food
  3. 5. Small openings on leaf base for exchange of gases
  4. 6. Gram, Moong, Peas belong to this class