What is the main function of smooth muscle cells? **hint** These cells are not found in the skeleton or the heart. Think about other organs.
To allow for involuntary movements in the organs
To help transport oxygen throughout the body.
To move bones and limbs.
To pump blood through the heart.
Why is it important for the body to have a variety of specialized cells? **hint** Think about how a team works together to achieve a goal.
To make the body look more colorful.
To allow for the efficient completion of complex tasks.
So that each cell can perform all of the body's functions
To make the body heavier and stronger.
What do bone cells use tiny gaps for?
To fight infections.
To connect with other bone cells for nutrients.
To help the bone become flexible.
To store fat.
What is the main function of red blood cells?
To transport oxygen to other cells in the body.
To fight off infections.
To store fat for energy
To help the body's muscles move.
Which of the following can you find in both an animal cell and a plant cell? **hint** What is the 'control center' of a cell?
Cell wall
A large central vacuole
Chloroplasts
A nucleus
What is the function of the tiny hairs on a root hair cell? **hint** Think about what root cells need to do and how their structure helps them.
To help the plant stand up straight.
To transport nutrients down from the leaves.
To increase the surface area for absorbing water and mineral
To protect the root from damage.
Why do fat cells have their nucleus and cytoplasm pushed to the side? **hint** Consider the main purpose of a fat cell.
To help them connect with other cells.
To give them a unique shape.
To make room for a large fat droplet.
To allow them to move more easily.
What is the main function of leaf cells in a plant?
To carry water up to the rest of the plant.
To collect water and minerals from the soil.
To carry nutrients down from the leaves.
To absorb sunlight to produce nutrients.
What characteristic makes red blood cells unique from most other animal cells? *hint* The absence of a certain part of the cell allows it to carry more oxygen.
They lack a nucleus.
They are able to move independently.
They have a thick cell wall.
They are the largest cells in the body.
Which type of plant cell is responsible for carrying water up from the roots to the rest of the plant? **hint** This type of cell acts like a plumbing system in the plant.
Xylem cells
Leaf cells
Root hair cells
Phloem cells
What is the main difference between an animal cell and a plant cell? **hint** Think about what plants do that animals don't. How do they support themselves?
Plant cells have chloroplasts and a cell wall, while animal
Animal cells have a cell wall, while plant cells do not.
Animal cells have a nucleus, while plant cells do not.
Animal cells carry oxygen, while plant cells do not.
What is the primary function of bone cells?
To absorb sunlight to create nutrients.
To store energy.
To help the body fight off diseases.
To create the solid, rigid structure of bone.
What is the name of the green pigment inside plant leaf cells that absorbs sunlight? **hint** It's the pigment that makes plants green!
Melanin
Chlorophyll
Hemoglobin
Cytoplasm
Which type of plant root cell is responsible for collecting water and minerals from the soil? **hint** The name of this cell is a clue to its shape.
Phloem cells
Xylem cells
Root hair cells
Leaf cells
Which of the following is an example of an involuntary muscle?
Bicep muscle
Tricep muscle
Cardiac muscle
Skeletal muscle
Which of the following is NOT a function of fat cells?
Serving as an energy reserve.
Storing fat droplets.
Providing a layer to keep us warm.
Creating fibers that form solid bone.
What do you really think of theses science classes?
What is the purpose of the cell wall in a plant cell?
To store energy.
To give the cell a rigid, supportive structure.
To absorb sunlight.
To help transport water and minerals.
Which of the following would be an example of a voluntary muscle action?
Lifting your hand.
Digesting food.
Blinking your eyes.
Your heart beating.
Which type of muscle cell is found in the heart? **hint** The name of this cell is a clue to its location. Think about the heart.
Skeletal muscle cells
Cardiac muscle cells
Smooth muscle cells
All of the above
Which of the following describes a cardiac muscle cell? **hint** Where in the body can you find cardiac muscle cells?
Long and thin, working in bundles.
Small and spindle-shaped.
Found in the heart and linked together.
They create fibers that mineralize to form solid bone.