Search past science fair projects

38,465 real projects from ISEF, the Canada-Wide Science Fair, JSHS, AJAS, the Calgary Youth Science Fair and the California Science & Engineering Fair — searchable by meaning, and filterable by fair, year, category and award.

1825 projects · showing 871–900 Microbiology — clear category filter Clear all

CSEF · 2016

The Death of Diatoms

Microbiology (General)

Objectives/Goals Looking at which genus of diatom survives and reproduces the most successfully to the rise in salinity of the sample. Methods/Materials Pond water samples rich in Diatoms, m…

CSEF · 2016

The Effect of Fertilizers on Mushrooms

Microbiology (General)

Objectives/Goals The objective of this experiment is to determine what benifits the growth of mushrooms the most; water, plant-based fertilizer or animal-based fertilizer. Methods/Materials…

CSEF · 2016

The Secrets to a Cleaner Toothbrush

Microbiology (Medical) (Junior Division Only) Honorable_mention Award

Objectives/Goals The objective of this study is to determine if toothbrushes have harmful bacteria in their bristles and which one of my cleaning techniques would clean the toothbrush the mo…

CSEF · 2016

Which Intravenous Fluid Is Best for Sepsis?

Microbiology (Medical) (Junior Division Only)

Objectives/Goals To study the effect of normal saline, Ringer's lactate, 5% dextrose in half normal saline (D5 ½ NS) and 3% saline on bacterial solutions (Escherichia Coli and Staphylococcus…

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