1. Primary symptom of Giardia infection
a jaundice
b diarrhea
c dementia
d anemia
2. which is responsible food spoilage
a oxygen
b heat
c light
d all
3. why do fungi rarely cause food infection
a few species of fungi cause serious illness
b fungal growth makes food look unappealing
c fungal growth makes food taste unapealing
d all these are reasons fungal rarly cause food infection.