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7.Human Health and Disease
normal
Infective stage of Entamoeba histolytica is
A
Trophozoite
B
Pre-cyst
C
Uninucleate cyst
D
Tetranucleate cyst
Solution
(d) Tetranucleate $(= Quadri)$ cyst is infected stage of Entamoeba histolytica.
Infection is oral through contaminated food and water.
Standard 12
Biology