LONG QUIZ #1 in SCIENCE 8

Which organ system is responsible for transporting nutrients and oxygen throughout the body?

• Nervous system

• Circulatory system

• Muscular system

• Respiratory system

Which part of the heart receives oxygen-rich blood from the lungs?

• Right atrium

• Left ventricle

• Left atrium

• Right ventricle

What is the function of red blood cells?

• Fight diseases

• Form clots

• Carry oxygen

• Filter blood

Which organ is the main organ of the circulatory system?

• Brain

• Lungs

• Heart

• Kidney

What type of blood vessel carries blood away from the heart?

• Vein

• Artery

• Capillary

• Valve

Which of the following is a disease of the circulatory system?

• Influenza

• Diabetes

• Atherosclerosis

• Asthma

What happens when there is a blockage in the arteries?

• Improved oxygen flow

• High energy

• Heart disease

• Better immune system

Which component of blood helps in clotting?

• Plasma

• White blood cells

• Platelets

• Red blood cells

How does regular exercise benefit the circulatory system?

• It lowers heart rate and strengthens the heart

• It blocks arteries

• It causes muscle cramps

• It reduces oxygen intake

Which system works closely with the circulatory system to deliver oxygen to the body?

• Muscular system

• Skeletal system

• Digestive system

• Respiratory system