Excretory Products and Their Elimination

Excretion in Other Animals Practice Questions

20 free Excretion in Other Animals practice questions for the NCERT Biology, each with the correct answer and a detailed explanation. Open any question below, or take the full set as an interactive quiz.

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All Excretion in Other Animals questions

20 questions
  1. Q1. Which excretory product is most commonly eliminated by aquatic animals?
  2. Q2. Animals that excrete ammonia as the main nitrogenous waste are called:
  3. Q3. Which group of animals is typically ureotelic?
  4. Q4. Uric acid excretion is an adaptation mainly seen in:
  5. Q5. Which excretory structure is characteristic of flatworms?
  6. Q6. Nephridia are the excretory organs of:
  7. Q7. Malpighian tubules are associated with excretion in:
  8. Q8. The excretory organs of crustaceans are known as:
  9. Q9. Which nitrogenous waste requires the least amount of water for excretion?
  10. Q10. Insects conserve water during excretion mainly by:
  11. Q11. Which animal group shows a transition from ammonotelism to ureotelism during its life cycle?
  12. Q12. Excretion in sponges occurs mainly by:
  13. Q13. Which excretory product is least toxic?
  14. Q14. Coxal glands function as excretory organs in:
  15. Q15. Which factor most strongly influences the type of nitrogenous waste excreted by animals?
  16. Q16. Molluscs primarily use which structure for excretion?
  17. Q17. Which excretory product is eliminated as a semi-solid paste?
  18. Q18. Contractile vacuoles in protozoans primarily help in:
  19. Q19. Which of the following animals is ammonotelic?
  20. Q20. The main advantage of urea over ammonia as an excretory product is: