O Level Biology Practical 2020 Answers Jun 2026

While individual school papers may vary, the official mark scheme for 2020 highlights these essential answer criteria: 1. Experimental Observations

Many candidates found the graphing portion of the 2020 paper tricky. The instructions usually required plotting data points and drawing a line of best fit. o level biology practical 2020 answers

: To ensure a fair test, keep the surface area/size of beetroot cylinders constant. Food Tests (Glucose Concentration): Benedict's solution and heat in a water bath. : A change from blue to green, yellow, orange, or indicates the presence of reducing sugar. Reliability While individual school papers may vary, the official