Trachea in insects are the organ of___________________?
Correct answer: B. Respiration
- A. Digestion
- B. Respiration
- C. Excretion
- D. Secretion
Explanation
Tracheae are a network of air tubes that carry oxygen directly to insect tissues, so they form the respiratory system. Insects do not use tracheae for digestion or excretion.
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