Unit 8 Classification

Jeanne saw a tiny creature. It had six legs and a hard outer covering. It also had one eye on each side of its head. Jeanne claimed this was an insect and not a spider. What evidence supports her claim?

• The creature had a head.

• The creature had six legs.

• The creature had two eyes.

• The creature had an outer covering.

Many animals live in Florida’s coastal waters. Pictured below is one of those animals.

This animal is not an arthropod. Still, it shares one characteristic with all arthropods. Which characteristic does it share with arthropods?

• It has no backbone.

• It lives in the ocean.

• It does not have any limbs.

• Its outer shell splits in two.

Ms. Li owns a flower shop. She finds a strange-looking bug in the flowers. What evidence would show that the bug is an insect and not a spider?

• The bug has three main body parts.

• The bug has a hard covering over its body.

• The bug has jointed limbs that it uses to crawl.

• The bug has a body that is segmented.

Tags

NGSS.MS-LS4-2

Dewan’s class is making a list of invertebrates. Dewan adds an animal to the list that is not an arthropod. Which animal does he add?

• Florida chorus frog

• Florida moon jellyfish

• Florida black scorpion

• Florida tortoise beetle

A tick is an arthropod. A turtle is a reptile. What do both a tick and a turtle have in common?

• size

• backbone

• lungs

• exoskeleton

Tags

NGSS.MS-LS4-2

People confuse insects and spiders. What is one main difference between insects and spiders?

• Insects have six legs, and spiders have eight legs.

• Insects are arthropods, but spiders are not arthropods.

• Insects have more legs than spiders do.

• Insects do not have backbones, but spiders do have backbones.

Tags

NGSS.MS-LS4-2

Students in Ann’s class make a table to describe their pets. Students write yes or no to tell whether the pet has each characteristic.

According to the table, whose pet is a reptile?

• Ahmad's

• Ann's

• Miha's

• Keith's

Midori classifies a fern plant, a rose bush, moss, and an evergreen tree. Which two plants will Midori classify as nonflowering plants that reproduce through spores?

• fern and rose bush

• fern and moss

• moss and evergreen tree

• rose bush and evergreen tree

Dirk is making a poster about: flamingos, tortoises, and frogs. What is one way that all of these animals are alike?

• They lay eggs.

• They have feathers.

• They use gills for breathing.

• They have scales on their skin.

Darin reads a book about sea animals. The picture shows some of the animals. Which of the animals is a mammal?

• octopus

• shark

• seahorse

• whale