observation

The Effect of Bleach on Mold Growth



index     Project Information     Purpose     hypothesis     apparatus     method     observations     conclusion    
Observations for petri dishes with agar base (two sets of dishes are observed for consistent results)
Dish 1
Water Only
Dish 2
20% Bleach
Dish 3
10% Bleach
Dish 4
5% Bleach
Dish 5
2% Bleach
Dish 6
1% Bleach
Dish 7
Water Only
Dish 8
20% Bleach
Dish 9
10% Bleach
Dish 10
5% Bleach
Dish 11
2% Bleach
Dish 12
1% Bleach
Day 1No
Mold
No
Mold
No
Mold
No
Mold
No
Mold
No
Mold
No
Mold
No
Mold
No
Mold
No
Mold
No
Mold
No
Mold
Day 2traces of
Mold
No
Mold
No
Mold
No
Mold
No
Mold
No
Mold
Traces of
Mold
No
Mold
No
Mold
No
Mold
No
Mold
No
Mold
Day 3Some
Mold
No
Mold
No
Mold
No
Mold
No
Mold
No
Mold
Traces of
Mold
No
Mold
No
Mold
No
Mold
No
Mold
No
Mold
Day 4Some
Mold
No
Mold
No
Mold
No
Mold
No
Mold
No
Mold
bread covered
with Mold
No
Mold
No
Mold
No
Mold
No
Mold
No
Mold
Day5bread
covered
with mold,
mold
to agar
Mold
No
Mold
No
Mold
No
Mold
No
Mold
No
Mold
bread covered
with
Mold
No
Mold
No
Mold
No
Mold
traces
of
Mold
traces
of
Mold
Day6bread
covered
with mold,
mold
spreads
to agar
No mold clear agarNo mold clear agarNo mold clear agarsome mold,
on bread
some mold
on bread
and few
spots on agar
Mold covers
almost all
of bread
and agar
No Mold clear agarno mold clear agarNo Mold cleat agarNo Mold clear agarsome spots
of mold
on bread and agar
20% bleach 10% bleach 5% bleach 2% bleach 1% bleach Back to the top