Circulatory System Quiz

The blood which flows from the body towards the heart is rich in ....

• oxygen

• carbondioxide

• oxygen and water vapour

• carbondioxide and water vapour

Base on the picture, the component of blood is called ...

• erithrocytes

• leucocytes

• thrombocytes

• blood plasma

The correct order for the pulmonary circulation is:

• 3 → 10 → 8 → 11 → 2

• 4 → 12 → 9 → 1 → 3

• 3 → 12 → 11 → 8 → 2

• 4 → 12 → 7 → 5 → 1

The circulatory system works with the __________ system to provide our body with oxygen.

• respiratory

• digestive

• nervous

• muscular

Is it better to breathe in through the nose or the mouth?

• Nose

• Mouth

Your nose can trap viruses and bacteria

• False

• True

The ____ are two sacks that are protected by our ribs.

• Lungs

• Kidneys

• Heart

• Trachea

• Octopuses

Cells that found in leaves and it help for photosynthesis process are called ....

• mesophyll cell

• root cell

• guard cell

• xylem cell

Which is an example of a single-celled organism?

• snake

• cricket

• bird

• bacteria

Which part of the heart receives blood from the body?

• left atrium

• right atrium

• left ventricle

• right ventricle