WorksheetsTCI Unit 1 Lesson 6 Review
Total questions: 12
Worksheet time: 14mins
A fish needs fins to...
protect the fish from predators
move, steer, and balance
stay still or turn around
glide smoothly through the water
Animals without bones have ________________ which helps protect the soft insides.
an exoskeleton
feathers
a skeleton
fins
All of the bones or other structures that provide support to an animal's body is called the _______________.
skeleton
muscles
joint
scale
A hard structure that is part of an animal's internal skeleton is called a _____________.
scale
muscle
cartilage
bone
Which of the following is an example of a muscle that is not attached to a bone?
heart muscles
arm muscle
neck muscle
all of the above
________ contracts and relaxes to produce movement.
A joint
A muscle
A bone
Cartilage
Which of the following does the skeleton not do?
move an animal’s body
protects soft parts inside an animal
provides support to an animal’s body
allow different types of movement
________ is a strong and flexible material found in a skeleton.
Bone
Joint
Cartilage
Exoskeleton
The pictures show two kinds of skeletons. How are the bones that make up each skeleton different? Use evidence from the pictures.
The bones of skeleton X are hollow and more flexible than the bones of skeleton Y.
The bones of skeleton X are harder and stronger than the bones of skeleton Y.
The bones of skeleton X provide more protection than the bones of skeleton Y.
The bones of skeleton X provide more support than the bones of skeleton Y.
Skylar visits the doctor. The doctor takes a picture called an x-ray. The x-ray allows the doctor to see structures inside Skylar’s arm.
What is the name and function of the structure shown by the arrow?
It is a bone that provides support.
It is a muscle used for circular movement.
It is a joint used for back and forth movement.
It is cartilage that provides support for soft structures
How do feathers help birds fly?
They make the bird light.
They keep the bird warm.
They protect the bird from injury.
They make the bird’s body smooth.
Which is true about muscles?
They sometimes work in pairs.
They are all attached to bones.
They get shorter when they relax.
They protect soft parts inside the body.
