Urine normally contains

  1. urea, excess water and excess ions
  2. glucose and protein
  3. amino acids
  4. red blood cells
Answer

A) urea, excess water and excess ions

Wastes and excesses form urine. O Level Biology · Topic 13 Excretion · 13.2 Urinary system

Biology MCQ · More O Level Biology: Excretion MCQs · Practise