Biology

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Across
  1. 3. Food pipe or gullet
  2. 4. A complex carbohydrate present in the plant
  3. 5. Air holes present on the side of the insect's body
  4. 8. Pores found on the surface of the leaves
Down
  1. 1. An aerobic oxidation-reduction process in which organic compounds like glucose are broken down into simpler materials by the action of microorganisms.
  2. 2. A Cavity of the mouth containing teeth, tongue, and salivary glands
  3. 6. A leaf like organ present below the stomach that secretes enzymes into the small intestine.
  4. 7. Respiratory organs of fish