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NEETZoologyExcretory Products and their Elimination

Nitrogenous Waste Characteristic A. Ammonia 1. Waste product of muscle metabolism B. Urea 2. Least toxic, excreted by birds C. Uric Acid 3. Highly toxic, requires large amount of water for excretion D. Creatinine 4. Less toxic, excreted by mammals

Options

  1. AA-4; B-2; C-3; D-1
  2. BA-3; B-4; C-2; D-1
  3. CA-1; B-3; C-4; D-2
  4. DA-2; B-1; C-4; D-3

Correct answer

B. A-3; B-4; C-2; D-1

Step-by-step solution

Ammonia is highly toxic and requires large amounts of water for excretion. Urea is less toxic and is excreted by mammals. Uric Acid is least toxic and is excreted by birds. Creatinine is a waste product of muscle metabolism.

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