O Level Biology Practical 2020 Answers [updated] -

Q3. Suggest two improvements to the procedure.

The 2020 paper required plotting a line graph from the collected data.

If you are using the 2020 paper to revise, follow these steps instead of just memorizing answers: o level biology practical 2020 answers

If you need help with or magnification formulas

When asked to describe a trend, quote figures from the table provided in the question. Graph Plotting Skills: Axis Labeling: Include units on the axes. Scale: Use a scale that fills at least half the graph grid. If you are using the 2020 paper to

The (Syllabus 5090 and 6093) centered on testing students' ability to execute experimental procedures, record precise observations, and interpret biological data. Key experiments included investigating glucose concentration in "urine" samples and analyzing the transverse section of a lime fruit . 2020 Practical Paper Highlights & Answers

" sign in front of it, rounded to one decimal place or a whole number (e.g., ×2.5cross 2.5 ×3cross 3 The (Syllabus 5090 and 6093) centered on testing

: Slices of banana were subjected to three treatments: immersion in dilute hydrochloric acid (HCl), mechanical chopping into small pieces, or left completely untreated as a control. Suggested Data & Answers :

Spend the first 5 minutes reading through the entire paper to understand the flow of the experiments before touching the apparatus.

Magnification=Size of Image (Drawing)Actual Size of SpecimenMagnification equals the fraction with numerator Size of Image (Drawing) and denominator Actual Size of Specimen end-fraction

Observation : The water-bath at 80°C shows the highest intensity of red coloration.