Ch 13: Praxis Environmental Education: Defining Characteristics of Life

About This Chapter

Our video lessons can guide you to an understanding of the defining characteristics of life. These video lessons and self-assessment quizzes will show you the requirements for living things and aid in preparation for the Praxis Environmental Education test.

Praxis Environmental Education: Defining Characteristics of Life - Chapter Summary

The lessons in this chapter will help you understand the required characteristics of living organisms. You will learn about the structure of organisms and how they react to stimuli. The naming and classification system for all beings is discussed, as is the organism's tendency to seek balance, called homeostasis, in certain things, such as hormone levels and temperature. The topics covered include the following:

  • The transformation of energy in living organisms
  • Taxonomy: classification and naming of living things
  • The molecular and cellular organization of organisms
  • Growth of organisms as a result of cell division and enlargement
  • Organism reaction to stimuli
  • Homeostasis: thermoregulation, hormones and diffusion

Experienced instructors lead these concise lessons, explaining each topic and offering examples to help you learn. You may find the quizzes at the end of each video helpful in assessing your knowledge.

Objectives of the Praxis Environmental Education: Defining Characteristics of Life Course

The Praxis Environmental Education exam is a requirement for certification to teach the subject in many states. This exam has 130 multiple-choice questions and is divided into six sections. It is offered only as a paper test, and you will have two hours to complete it. The questions on the topics covered in this chapter are in section III of the exam, Life Sciences as Relevant to Environmental Science Education. This section, with 17 questions, makes up 13% of the total exam.

Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
Not Taken
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 Praxis Environmental Education: Practice and Study Guide course

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