Gr.4 Unit3_Revision_sample questions

The stomach is located in the pelvic cavity.

• true

• false

The heart and lungs are located in the thoracic cavity.

• true

• false

The lungs are responsible for pumping blood throughout the body.

• true

• false

Pressure applied to a liquid in a closed container can cause the liquid to gush out, just like the heart pumps blood under pressure.

• true

• false

The walls of the oesophagus and heart do not need to be flexible because they are not involved in movement.

• true

• false

The __________ cavity contains the stomach, liver, kidney, intestines.

The __________ is a tube that connects the mouth to the stomach and is part of the digestive system, which is also known as a food pipe.

The __________ pumps blood throughout the body

The organ that is responsible for digesting food is the __________.

___________ features are structures or objects that are created by humans, such as buildings, bridges, roads, and dams.

• natural

• manmade