Review 1.4 Different Kinds of Skeletons

The animals that have a backbone are called . . .

• mammals

• vertebrates

• invertebrates

• exoskeleton

The animals that don't have a backbone are called . . .

• worm

• vertebrates

• invertebrates

• exoskeleton

A type of skeleton found on the outside of an animal's body is called . . .

• skeleton

• exoskeleton

• vertebrates

• invertebrates

The animals that don't have a backbone are called . . .

A type of skeleton found on the outside of an animal's body is called . . .

The animals that have a backbone are called . . .

Which of the animals have a skeleton inside their body?

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Vertebrate can be sorted into 5 groups of animals, except . . .

• mammals

• insects

• amphibians

• reptiles

• fish

This animal has a type of skeleton outside of its body. What do you think is its function?

In which group this animal is classified. . .

• vertebrate

• invertebrate