Biology 9700 Practical Notes Page

Master Your AS Level Biology (9700) Practical Exam The AS Biology Paper 3 (Advanced Practical Skills) is often the most nerve-wracking part of the 9700 syllabus. Unlike theory papers, it demands a blend of manual dexterity, sharp observation, and precise data management within a strict 2-hour window.

2. Drawing Biological Diagrams

Many students lose marks here by trying to be artists. You do not need to be Picasso; you need to be an architect. biology 9700 practical notes

• Make sure to use the correct units when measuring (e.g., cm, mm, μm).
• Handle the microscope with care to avoid damage.

• Magnification vs. Resolution: Magnification makes it bigger; resolution makes it clearer. Light microscopes max resolution ~200 nm.
• Calibration: You must know how to calibrate an eyepiece graticule using a stage micrometer.

  Microscopy is a staple of Paper 3. You are often asked to draw what you see and calculate the actual size of specimens. Master Your AS Level Biology (9700) Practical Exam

  3. The "Confidence" Test (Benedict’s, Iodine, Biuret)

  Paper 3: AS Practical Skills

  The Cambridge International AS & A Level Biology (9700) practical assessments, primarily Paper 3 (AS) and Paper 5 (A2), test your experimental skills rather than just theoretical knowledge . Make sure to use the correct units when measuring (e

  Step 1: Define Variables (2 marks)

  9700 CIE - Paper 5 (51) - Planning, analysis and evaluation PPT