Cambridge IGCSE BIOLOGY

Verónica María VásquezVerónica María Vásquez

All candidates MUST SIT FOR 3 PAPERS:

Paper 6 Alternative to Practical.

This paper is designed to test candidates’ familiarity with laboratory practical procedures. ITS A WRITTEN PAPER.This paper is designed to test candidates’ familiarity with laboratory practical procedures. ITS A WRITTEN PAPER.

Questions may be set requiring the candidates to:• follow carefully a sequence of instructions• use familiar, and unfamiliar, techniques to record observations and make deductions from them• recall simple physiological experiments, e.g. tests for food substances, the use of a potometer and theuse of hydrogencarbonate indicator, litmus and Universal Indicator paper• recognise, observe and record familiar, and unfamiliar, biological specimens• make a clear line drawing from a photograph (or other visual representation) of a specimen, indicate themagnification of the drawing and label, as required• perform simple arithmetical calculations• record readings from apparatus• describe, explain or comment on experimental arrangements and techniques• complete tables of data• draw conclusions from observations and/or from information given• interpret and evaluate observations and experimental data• plot graphs and/or interpret graphical information• identify sources of error and suggest possible improvements in procedures• plan an investigation, including suggesting suitable techniques and apparatus

Candidates should be made aware of the terminology during teaching and practical work!!!