Ch 16: Invertebrates: Homework Help
About This Chapter
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

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.
Earning College Credit
Did you know… We have over 220 college courses that prepare you to earn credit by exam that is accepted by over 1,500 colleges and universities. You can test out of the first two years of college and save thousands off your degree. Anyone can earn credit-by-exam regardless of age or education level.
To learn more, visit our Earning Credit Page
Other Chapters
Other chapters within the Middle School Life Science: Homework Help Resource course
- Introduction to Life Science: Homework Help
- Characteristics & Chemicals of Life: Homework Help
- The Parts of Cells: Homework Help
- DNA Replication & Mutation: Homework Help
- Cell Division & the Cell Cycle: Homework Help
- How Living Organisms Get Energy: Homework Help
- Classification of Organisms: Homework Help
- The Origin & History of Life On Earth: Homework Help
- Genetics & Hereditary Traits: Homework Help
- Genetic Engineering Basics: Homework Help
- Natural Selection & Evolution in Life Science: Homework Help
- Microbiology & Types of Microbes: Homework Help
- Introduction to Ecosystems: Homework Help
- Types of Ecosystems: Homework Help
- Changing Ecosystems: Homework Help
- Animal Behavior & Communication: Homework Help
- Mammal Reproduction & Development: Homework Help
- The Cardiovascular System: Homework Help
- The Blood Vessels: Homework Help
- The Digestive System: Homework Help
- The Urinary & Endocrine Systems: Homework Help
- The Muscular System: Homework Help
- The Skeletal System & Connective Tissue: Homework Help
- Sight, Hearing & Other Senses: Homework Help
- Health Issues & Concerns: Homework Help
- Plant Biology & Structure: Homework Help
- How Plants Grow & Reproduce: Homework Help
- Environmental Concerns: Homework Help
- Natural Resources: Homework Help