Middle School Life Science: Homework Help Resource
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Ch 16: Invertebrates: Homework Help

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About This Chapter

The Invertebrates chapter of this Middle School Life Science Homework Help course helps students complete their invertebrates homework and earn better grades. This homework help resource uses simple and fun videos that are about five minutes long.

How it works:

  • Identify which concepts are covered on your invertebrates homework.
  • Find videos on those topics within this chapter.
  • Watch fun videos, pausing and reviewing as needed.
  • Complete sample problems and get instant feedback.
  • Finish your invertebrates homework with ease!

Topics from your homework you'll be able to complete:

  • Animal body plans
  • Ocean invertebrate examples
  • Features and types of worms
  • Characteristics of mollusks
  • Types of echinoderms
  • Characteristics of arthropods
  • Behavior of insects

11 Lessons in Chapter 16: Invertebrates: Homework Help
Chapter Practice Test
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Animal Body Plans: Classifications and Features

1. Animal Body Plans: Classifications and Features

The body plans of animals have different classifications and features that are affected by various factors. Learn about body plans, the types of body symmetry, body cavities and tissues, and locations of body structures.
Invertebrates: Definition & Examples

2. Invertebrates: Definition & Examples

Invertebrates are animals that have no vertebral column or backbone. Explore the definition and types of invertebrates, and explore common examples of invertebrates that are encountered in our daily life.
Ocean Invertebrates: Sponges & Cnidarians

3. Ocean Invertebrates: Sponges & Cnidarians

Sponges and cnidarians are invertebrates, animals lacking a backbone, that are found in the ocean. Discover marine invertebrates and their environments, and learn about the characteristics of sponges and cnidarians.
Worms: Types & Features

4. Worms: Types & Features

Worms are invertebrates that have a soft and elongated body with no limbs. Learn about the definition of worms, explore different types of worms such as segmented worms, flatworms, and round worms, and discover their features.
Mollusks: Characteristics & Types

5. Mollusks: Characteristics & Types

Mollusks are invertebrates that have soft and flexible bodies and are usually encased in shells. Discover the definition and characteristics of mollusks, and explore the three main types: gastropods, bivalves, and cephalopods.
Echinoderms: Traits, Types & Roles

6. Echinoderms: Traits, Types & Roles

Echinoderms are marine invertebrates that have spiny skin and usually have a star, spherical, or elongated shape. Learn about the definition and examples of echinoderms, and explore their traits, types, and roles.
Arthropods: Definition, Characteristics & Types

7. Arthropods: Definition, Characteristics & Types

Arthropods are invertebrates that have segmented bodies and multiple jointed legs. Explore the definition and characteristics of arthropods, and learn about the types of arthropods such as arachnids, insects, centipedes, millipedes, and crustaceans.
Horseshoe Crab Blood: Uses, Extraction & Facts

8. Horseshoe Crab Blood: Uses, Extraction & Facts

In this lesson we will take a look at how humans use horseshoe crab blood, including its medical benefits, the way it is extracted from the crabs, and some interesting facts.
Horseshoe Crab: Anatomy & Taxonomy

9. Horseshoe Crab: Anatomy & Taxonomy

The horseshoe crab is a tried and true animal on Earth. It's older than the dinosaurs and has changed very little during its tenure here. In this lesson, we'll take a closer look at this un-crab, identifying its taxonomy and physical anatomy.
Horseshoe Crabs: Habitat, Distribution & Diet

10. Horseshoe Crabs: Habitat, Distribution & Diet

In this lesson, you'll learn about a fascinating creature called the horseshoe crab. Specifically, we'll take a look at their habitat and geographic distribution, as well as their diet.
Horseshoe Crab: Reproduction & Life Cycle

11. Horseshoe Crab: Reproduction & Life Cycle

In this lesson, we'll take a closer look at the life cycle of horseshoe crabs, including their reproductive behavior, and their life stages from egg to adulthood.
Chapter Practice Exam
Chapter Practice Exam
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Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
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