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Writing A Lab Report Introduction

Biology lab reports have a specific format that must be followed to present the experiment and findings in an organized manner.Once you learn the main components of the lab report and what they should include, you will find they aren’t too difficult to write.(See Turning Lead Into Gold for a sample report.) Titration is a common procedure to determine the concentration of a solution.It is performed by adding a standard solution, which has a known concentration, to an unknown solution. When there is an equal molar amount of both solutions, an indicator dye is used to signal the equal molar amounts of the solutions.Style and Grammar has helpful guides and activities to practice what you've learned.

Each piece of the sample materials was cut to a size just larger than that of the hole in the spectra sample card.

Writing in the Disciplines discusses course specific writing conventions.

Laboratory reports explain the purpose, activities and results of a lab process or experiment.

Scientific reports are written in a standard format that includes an introduction, a description of the methods and materials used, a summary of the results, and a discussion of these results.

Scientific papers published in journals also include an abstract and a bibliography.


  1. Introduction. In writing the Materials and Methods, Results, and Discussion sections, you have outlined the issues that your report discusses. The introduction sets the framework for the entire report and shows the readers and your professors that you understand the purpose of the study you have done.

  2. A very good reference is the book Writing in Biology by Jan A. Pechenik, and page numbers referring to each of the five sections of a laboratory report are given. For details on writing a particular section, click on the appropriate link. Abstract. Introduction. Materials and Methods. Results. Discussion. Works Cited

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