What do you remember?

• Lay eggs

• Give birth

• Lay eggs

• Give birth

Many similar cells join together to form a/an _______

• Organ

• Tissue

• Organ system

• Organism

Which part of our body gives orders to the body?

• Nerves

• Veins

• Brain

• Heart

Which part of our body pumps blood to other organs of the body?

• Brain

• Heart

• Lungs

• Trachea

The organ system keeps our internal organ safe?

• Skeletal

• Excretory

• Nervous

• Digestive

Which waste does our lung produce?

• Oxygen

• Carbondioxide

• Air

• Nitrogen

Which pipe connects mouth and stomach?

• Wind pipe

• PVC Pipe

• Food pipe

• Stomach

Tiny tubes that carry blood through the body.

• Nerves

• Blood Vessels

• Arteries

• Veins

Number of bones present in our body.

• 206

• 302

• 185

• 184