Invertebrate

High school (ages 12+)
Animals & Nature

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/invertebrate

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the scientific name?Invertebrata (informal grouping). Major phyla include Arthropoda, Mollusca, Annelida, Echinodermata, Cnidaria, Porifera
2. What is the habitat diversity?Occupies nearly every terrestrial, freshwater, and marine environment on Earth
3. What are invertebrates?Invertebrates are animals that do not have a backbone. They include creatures like worms, butterflies, spiders, and many others. They make up most of the animal life on Earth.
4. Why are invertebrates important for the environment?They help build soil, recycle nutrients, and form the base of food webs. Insects pollinate many plants, and marine invertebrates support ocean ecosystems.

Vertebral Column: The series of bones (vertebrae) extending from the skull to the pelvis, forming the backbone of vertebrates.
Polyphyletic: A group of organisms whose last common ancestor is not part of the group; often based on shared characteristics that evolved independently.
Ecological Plasticity: The ability of an organism to adapt its phenotype in response to environmental changes, allowing it to thrive in diverse conditions.
Niche Partitioning: The process by which competing species use the environment differently in a way that helps them to coexist.