Ch 1: ILTS Biology: Scientific Inquiry & Research Methods

About This Chapter

Use these lessons as a refresher course on the nature of science, scientific inquiry and research methods. Our video lessons and practice quizzes can help you prepare for these types of questions on the ILTS Biology test.

ILTS Biology: Scientific Inquiry & Research Methods - Chapter Summary

Watch this chapter's lessons to review information on scientific research methods, experimental design and scientific notation as you study for the ILTS Biology exam. Our videos examine concepts that include:

  • Scientific principles and concepts
  • Definition of scientific research
  • Steps in the scientific method
  • Experimental design
  • Qualitative and quantitative data
  • How to interpret graphical depictions of data
  • Ways to assess a study's validity
  • Important events in the history of biological study

Our instructors have designed online lessons aimed at helping you succeed on the ILTS Biology exam. These lessons are available anytime you have a few minutes to devote to study. Clickable timelines let you return to specific points in the video, and you can read along through the written transcripts which highlight important topics and terms.

ILTS Biology: Scientific Inquiry & Research Methods Chapter Objectives

In Illinois, the ILTS Biology test is required for certification to teach the subject. The exam is divided into six subareas, and the topics in the Scientific Inquiry and Research Methods chapter are reflected in the Science and Technology subarea of the test.

Our lesson quizzes and chapter exam let you assess your learning prior to test day, showing you where you need additional study. These tests contain multiple-choice items like the ILTS exam does, so they give you a feel for the types of questions you'll encounter.

9 Lessons in Chapter 1: ILTS Biology: Scientific Inquiry & Research Methods
Test your knowledge with a 30-question chapter practice test
The Nature of Science

1. The Nature of Science

This lesson will explore the basic nature of science. It will distinguish science from pseudoscience and hypothesis from theory and natural law; it will give plenty of examples of each.

What is Scientific Research?

2. What is Scientific Research?

This lesson will discuss important components of scientific research, including the scientific method, peer review, statistical significance, and more!

The Scientific Method: Steps, Terms & Examples

3. The Scientific Method: Steps, Terms & Examples

The scientific method is more than just hypotheses and experiments. In this lesson, we'll explore the themes and variations that make up the world of science.

Experimental Design in Science: Definition & Method

4. Experimental Design in Science: Definition & Method

What are the requirements of a scientific experiment? How do scientists turn hypotheses into theories and laws? Learn the answers to these questions and more in this lesson on the design of scientific experiments.

Qualitative vs. Quantitative Data in Various Research Methods

5. Qualitative vs. Quantitative Data in Various Research Methods

Qualitative data and quantitative data are both useful in research, but it is important to understand the differences between the two. Learn how to differentiate the two types of data in this lesson.

How to Interpret Tables, Graphs & Charts of Scientific Data: Practice Problems

6. How to Interpret Tables, Graphs & Charts of Scientific Data: Practice Problems

In this lesson, we will look at some practice problems involving tables, graph, and charts. We will specifically look at x- and y-axis graphs, pie charts, and bar graphs.

Significant Figures and Scientific Notation

7. Significant Figures and Scientific Notation

Are 7.5 grams and 7.50 grams the same? How do scientists represent very large and very small quantities? Find out the answers to these questions in this video.

Validity and Reliability: How to Assess the Quality of a Research Study

8. Validity and Reliability: How to Assess the Quality of a Research Study

Many psychologists and teachers complete research studies. How can you tell if a study was done well? This lesson will cover many criteria for a good quality study, including types of reliability and validity.

Key Events in the History of Biological Study

9. Key Events in the History of Biological Study

The study of living things has a rich and exciting history. Here we will examine some of the key events in the history of biological study, their significance to the field, and the impacts of biological discoveries on humankind. At the end, you can test your knowledge with a brief quiz.

Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
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Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
Not Taken

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Other Chapters

Other chapters within the ILTS Science - Biology (105): Practice and Study Guide course

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