Respiration in Organisms MCQ Questions and Answers Quiz

11. The air tubes that an insect has are useful for the exchange of ................

  1. Solids
  2. Liquids
  3. Gases
  4. No exchange

12. The small openings in the body of a cockroach are called ...............

  1. Pores
  2. Holes
  3. Tracks
  4. Spiracles

13. Name the gas which is used by white blood cells to kill the invading bacteria

  1. Oxygen
  2. Carbon Dioxide
  3. Nitrogen
  4. Chlorine

14. In earthworms, the exchange of gases occurs through

  1. lungs
  2. gills
  3. moist skin
  4. tracheae

15. In cockroach, air enters the body through

  1. Lungs
  2. Gills
  3. Skin
  4. Spiracles
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MCQ Multiple Choice Questions and Answers on Respiration in Organisms

Respiration in Organisms Question and Answer