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STD 12 - 7. human health and disease — BIOLOGY STD 12 Science — Question

Bihar BoardEnglish MediumSTD 12 ScienceBIOLOGYSTD 12 - 7. human health and disease1 Mark
MCQ
Main source of amoebic dysentery is
  • A
    Contaminated food and water
  • ✓
    Water and food contaminated by the faecal matter
  • C
    Water and food contaminated by urine
  • D
    Water and food contaminated by polluted air
✓

Answer

Correct option: B.
Water and food contaminated by the faecal matter
b
Amoebic dysentery is caused by an intestinal endoparasite, Entamoeba histolytica, found in large intestine of humans. Infection takes place through contaminated food and water

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