Ch 2: Lifecycles & Ecosystems

About This Chapter

Review the basic concepts of ecosystems and lifecycles with the lessons and quizzes in this helpful chapter. You can use these learning tools to prepare for an upcoming placement exam or class test at any time on your computer or mobile device.

Lifecycles & Ecosystems - Chapter Summary

Our instructors help you get up to speed on ecosystems and lifecycles in these short, fun lessons. Topics covered include the lifecycles of animals and humans and the different kinds of ecosystems present in the world. You'll also learn about the food chain and how humans fit into it. After completing this chapter, you will be able to do the following:

  • Compare the lifecyles of different mammals
  • Describe the essential components of an ecosystem
  • Identify conservation efforts used to protect living things

Study any time you want with our mobile-friendly learning tools. Each lesson is taught by an expert instructor and comes with a multiple-choice quiz. Use the quiz to see how well you understand lifecyle and ecosystem topics before you take a school exam. If you struggle with any of the topics, you can contact one of our instructors for help.

7 Lessons in Chapter 2: Lifecycles & Ecosystems
Test your knowledge with a 30-question chapter practice test
Animal Life Cycles: Lesson for Kids

1. Animal Life Cycles: Lesson for Kids

What do humans, fish, and dragonflies have in common? They all go through a life cycle! Life cycles can be very different from animal to animal. This lesson describes the basic stages of life cycles, while noting some differences between animals.

Human Life Cycle Lesson for Kids

2. Human Life Cycle Lesson for Kids

The steps of growth that all humans go through are called the human life cycle. In this lesson, we will learn more about the six different stages of the human life cycle: prenatal, baby, childhood, teenage, adulthood, and elderly.

Comparing Life Cycles of Mammals: Lesson for Kids

3. Comparing Life Cycles of Mammals: Lesson for Kids

Have you ever thought about what you, elephants, and mice have in common, or not? In this lesson, you are going to learn about different types of mammals and their life cycles.

Ecosystems Lesson for Kids: Definition & Facts

4. Ecosystems Lesson for Kids: Definition & Facts

This lesson focuses on ecosystems. We'll explore the importance of ecosystems and take a close look at the essential things that all living things need for survival.

Types of Ecosystems: Lesson for Kids

5. Types of Ecosystems: Lesson for Kids

All over the world, different living and non-living things have special jobs they do to create a healthy, functioning role in their ecosystem. Come and learn about the different types of ecosystems and what it would be like to live in them.

Food Chain Lesson for Kids: Definition & Examples

6. Food Chain Lesson for Kids: Definition & Examples

In this lesson, you will learn about simple food chains and how energy is passed from producers to consumers to decomposers. You will also learn how you fit into the food chain!

Protecting Living Things & the Environment: Lesson for Kids

7. Protecting Living Things & the Environment: Lesson for Kids

The environment is like your home, so isn't it your job to take care of it? Of course it is! Come and learn why it's important to protect living things and the environment, as well as some dos and don'ts.

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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