Circulatory System Quiz

Evelyn, Mia, and Charlotte are studying biology. They are discussing the circulatory system. Can you help them understand what the circulatory system is?

• A system that circulates blood throughout the body

• A system that circulates air throughout the body

• A system that circulates food throughout the body

• A system that circulates waste throughout the body

Rohan, Elijah, and Mason are studying the human body in their biology class. They learned that the circulatory system plays a crucial role in transporting certain substances between body cells. Can you help them identify what these substances are?

• Oxygen, glucose, and amino acids

• Carbon dioxide, water, and vitamins

• Proteins, fats, and minerals

• Hormones, enzymes, and antibodies

Aiden, Arjun, and David are learning about the human body in their biology class. Their teacher asks, 'Which cells in our blood are responsible for carrying oxygen throughout our bodies?'

• White blood cells

• Platelets

• Red blood cells

• Plasma

Abigail and William are learning about the respiratory system. They want to know what gives red blood cells their ability to pick up oxygen. Can you help them?

• Hemoglobin

• Antibodies

• Enzymes

• Hormones

During a biology class, Benjamin, Ethan, and Michael were discussing the human body. They were curious about where the circulatory system gets oxygen from. Can you help them?

• Respiratory system

• Digestive system

• Nervous system

• Endocrine system

During a biology class, Aiden learns about the respiratory system. In which part of the lungs does oxygen move from the lungs to the blood?

• Alveoli

• Bronchi

• Trachea

• Diaphragm

David, Samuel, and Aria are conducting a science experiment. They are observing what happens to carbon dioxide when they breathe out. What do they observe about carbon dioxide in their lungs?

• It enters their bloodstream

• It is converted into oxygen

• It is released through their skin

• It is exhaled

During a biology class, Samuel, Noah, and Avery were discussing the human body. They were curious to know where the circulatory system and digestive system meet. Can you help them?

• Stomach

• Liver

• Small intestine

• Large intestine

Mason, Isla, and Hannah had a meal together. After digestion, what molecules does their circulatory system pick up from the digestive system?

• Glucose and amino acids

• Proteins and fats

• Vitamins and minerals

• Water and fiber

During a biology class, Noah, Benjamin, and Henry were discussing the role of the heart in the circulatory system. What is the primary function of the heart in this system?

• To pump blood through blood vessels

• To filter waste from the blood

• To produce red blood cells

• To store oxygen for the body