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Question: Answered & Verified by Expert
The least toxic nitrogenous waste is produced by
BiologyExcretory Products and their EliminationNEET
Options:
  • A Mammals and molluscs
  • B Birds and lizards
  • C Frog and cartilaginous fishes
  • D Insects and bony fishes
Solution:
2116 Upvotes Verified Answer
The correct answer is: Birds and lizards
The excretion of uric acid is called uricotelism. The excretion of uric acid is advantageous for those animals which have to conserve water for their survival like birds and lizards.

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