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To what extent do fruit juices with differing pH levels (1.8, 3.2, 4.2, 5.2, 7) prevent the growth of microbial growth on Plain/White bread?
Biology
IA
4
HL
How do different sweeteners (white sugar, brown sugar, honey, maple syrup and stevia) affect the fermentation rate of black tea kombucha measured by the change in pH using the pH meter over eone week at room temperature?
Biology
IA
5
HL
Pro
To what extent does the percentage cover of Padina algae (Padina pavonica) differ between a more undisturbed and and disturbed intertidal ecosystem in Malina Beach, Tioman
Biology
IA
4
HL
Pro
How do different temperatures (15°C, 20°C, 25°C, 30°C, 35°C) and light intensities (30%, 40%, 50%, 60%, 70%) affect oxygen production during photosynthesis in aquatic plants?e
Biology
IA
4
SL
Pro
How do different pHs (2 to 8) affect the solubility of cod fish protein (Gadus morhua) measured using the absorption of light through the supernatant of centrifuged fish solution?
Biology
IA
6
HL
Pro
What is the effect of changing iron (II) sulfate concentration (0.00mg/L, 2.00mg/L, 4.00mg/L, 6.00mg/L, 8.00mg/L, 10.0mg/L) on the growth of Lemna minor over 6 days?
Biology
IA
5
HL
Pro
How does Salinity Concentration (in percentage) Affect Average Growth Rate (grams/day) of Mung Bean Species?
Biology
IA
4
HL
Investigating the effect of L-ascorbic acid concentration on the rate of catalase activity in potatoes
Biology
IA
3
HL
How does the pH of lactose (2, 4, 6 , 8 ,10) affect the concentration of glucose (mmol/liter) after 5 minutes?
Biology
IA
4
HL
Pro
How does varying salinity a1ect the hatching rate, growth, and swimming speed of Artemia over a three-day period?
Biology
IA
4
SL