Science ( our bodies)

Blood only flows around our body in ...........direction.

• one

• two

• three

Our circulatory system is made up of .................

• blood vessels

• heart , blood vessels

• heart , blood vessels and blood

Protein help us...... and repair , carbohydrate give us ....... , Fats maintain .........body temperature.​ ​

The main parts that has particular jobs of internal organs include ..........

• brain, stomach , lungs

• heart , kidney , brain

• brain, heart, stomach

The ........side of the heart pumps blood to the body .

The circulatory system is known as .............. system .

The function of platelets is .....................

• Blood clotting
• Oxygen transportation
• Digestion

Food provides essential substances are called ................

..................stops blood flowing backwards.

• valve
• vein

• artery

• ventricle

If we don't have enough carbohydrate, we would lack energy?

• Yes

• No