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Molecules to Organisms - Structures & Processes Part 1

Total questions: 19

Worksheet time: 11mins

Name
Class
Date
1.

What is an Artery?

a)

A blood vessel that carries blood from the heart to the lungs.

b)

A blood vessel that carries oxygen-rich blood away from the heart to the rest of the body.

c)

A soft, flexible tissue found between bones in your joints.

d)

A group of tissues that work together to perform a specific function.

2.

What is Blood?

a)

A long, tube-like organ in the digestive system responsible for absorbing nutrients.

b)

The muscular organ that pumps blood throughout the body.

c)

A soft tissue in the center of bones that produces blood cells.

d)

A specialized body fluid that has four main components: plasma, red blood cells, white blood cells, and platelets.

3.

What is a Blood Vessel

a)

A type of muscle found only in the heart that works involuntarily.

b)

The network of tubes through which blood is pumped around the body.

c)

The system that carries blood throughout the body, delivering oxygen and nutrients to cells and removing waste.

d)

The structure in the body made up of tissues that work together to perform a specific function.

4.

What is Bone Marrow

a)

A muscular organ that holds and breaks down food with digestive juices.

b)

A blood vessel that transports oxygen-rich blood to the heart.

c)

A blood vessel that carries blood from the heart to the lungs.

d)

The soft tissue in the center of bones that produces blood cells.

5.

What is a Bone?

a)

A hard, strong structures that make up the skeleton.

b)

The organ that controls and coordinates all mental and physical actions.

c)

A collection of cells that perform a specific function.

d)

A structure that supports the body and provides shape.

6.

What is the brain?

a)

A blood vessel that transports oxygen-rich blood to the heart.

b)

The muscular organ that pumps blood throughout the body.

c)

The part of the nervous system that controls and coordinates all mental and physical actions.

d)

The system responsible for breaking down food and absorbing nutrients.

7.

What is the cardiac muscle?

a)

A type of muscle you can control voluntarily.

b)

A type of muscle found only in the heart that works involuntarily.

c)

The soft, flexible tissue found between bones in your joints.

d)

The system made up of bones, joints, and cartilage that gives shape to our bodies.

8.

What is the Cartilage?

a)

A soft, flexible tissue found between bones in your joints.

b)

The part of the nervous system that transmits messages.

c)

A muscular organ responsible for breaking down food.

d)

The large vessels that carry blood back to the heart.

9.

What is a Cell?

a)

The system that controls everything you do, including breathing and thinking.

b)

A long, muscular tube that connects the mouth to the stomach.

c)

The network of tubes through which blood is pumped around the body.

d)

The smallest and most basic unit of all living things.

10.

What is the Circulatory System?

a)

The system made up of muscles and tendons that allows us to move.

b)

The system responsible for carrying blood throughout the body, delivering oxygen and nutrients to cells and removing waste.

c)

The system responsible for taking in oxygen and releasing carbon dioxide.

d)

The system responsible for controlling mental and physical actions.

11.

What does Contract mean when referring to the human body?

a)

To cause a muscle to shorten, moving a bone.

b)

To break down food into smaller particles.

c)

The specific role or purpose a part or system performs.

d)

The soft tissue found in the center of bones that produces blood cells.

12.

What is the Digestive System?

a)

The system made up of muscles that allows us to move.

b)

The system that controls and coordinates all mental and physical actions.

c)

The system responsible for breaking down food and absorbing nutrients.

d)

The system that carries blood throughout the body.

13.

What is the Esophagus?

a)

A long, muscular tube that connects the mouth to the stomach, transporting food.

b)

The muscular organ that holds and breaks down food.

c)

The system made up of bones, joints, and cartilage that gives shape to our bodies.

d)

The soft tissue that connects muscles to bones.

14.

What is the definition of Function based on the human body?

a)

A group of tissues that work together to perform a specific role.

b)

The structure of the body that controls and coordinates physical movements.

c)

The process of moving food through the digestive system.

d)

The specific role or purpose that a part of a system or the system itself performs.

15.

What is a Heart?

a)

The structure that breaks down food into smaller particles.

b)

The muscular organ that pumps blood throughout the body.

c)

A network of nerves that sends messages between the brain and the rest of the body.

d)

The organ that allows us to move by contracting and relaxing muscles.

16.

What does the Intestines do?

a)

The muscular organ that breaks down food with digestive juices.

b)

The soft, flexible tissue found between bones in joints.

c)

The system responsible for delivering oxygen and removing waste from cells.

d)

A long, tube-like organ in the digestive system responsible for absorbing nutrients.

17.

What is the Involuntary Muscles?

a)

Muscles that move food through the digestive system.

b)

Muscles that you can control at will.

c)

Muscles that work automatically, without conscious control.

d)

Muscles that control the movement of air into the lungs.

18.

What is a Joint?

a)

Places where muscles meet to allow movement.

b)

Places where two bones meet.

c)

The long, tube-like organs that absorb nutrients.

d)

The muscular structure responsible for holding and breaking down food.

19.

What is the Lungs?

a)

The organs responsible for breaking down food.

b)

The organs that break down food into smaller particles.

c)

A blood vessel that carries oxygen-rich blood away from the heart.

d)

The primary organs of respiration, responsible for taking in oxygen and releasing carbon dioxide.