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Edexcel IAL Biology 3P.9 Apparatus, materials and safe technique

Name the hazardous substance, organism or apparatus, state the harm it could cause and give a precaution that directly reduces exposure, injury or contamination.

Syllabus
First assessment 2019
Course
Biology YBI11
Level
AS

Exam points

  • Use measuring apparatus accurately, including eye-level meniscus readings.
  • Identify a specific chemical, biological, fieldwork or apparatus hazard.
  • Match the named hazard to a feasible precaution that reduces its risk.

3P.9—Apparatus, materials and safe technique question 1

[Maximum number: 2]

The flow chart shows how garlic root tips can be treated to observe mitosis in the root cells.

Figure for Question 3P.9—Apparatus, materials and safe technique question 1 — Edexcel A-Level Biology AS

Explain one safety precaution that must be taken when carrying out this procedure.

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