Diseases 4th Grade

Infectious diseases are caused by …

• germs

• fruit

• hair

• stomach

How can germs be spread?

• by saliva from the mouth

• by touch

• from plants to humans

• when a person with the disease coughs or sneezes

Animals can get infectious diseases. These diseases can ….

• spread

• outbreak

• object

• start

Infectious diseases from animals can also spread to human, which may lead to an ….

• spread

• object

• outbreak

• germs

A disease can spread from one person to another is called ….

• cancer

• infectious disease

• non infectious disease

• influenza

Some infectious diseases can spread rapidly, affecting many people.
What is this called?

• a non-infectious disease

• an infectious disease

• an outbreak

Aiden is learning about infectious diseases in plants.

He knows that the infectious diseases can affect the health of plants.

What could happen to a plant when it has an infectious disease?

• the leaves of the plant could turn yellow or brown

• the color of the leaves is green and healthy

• healthy growing plants

• the plant could lose leaves, droop or even die.

Samir has a runny nose, a cough and sore throat.

He thinks that he may have influenza, which is commonly known as the flu.

 

Why can other people get the disease from him?

• The flu is an infectious disease

• The flu is a non infectious disease

• can spread from person to person.

• can not spread from person to person.

If Ali has an influenza, how can Ali protect others from getting the disease from him?

• He should open contact with others.

• He should open his mask

• He should stay away from others

• He should wear a mask

Why do we need medicines?

• to prevent an injury from playing sports

• to prevent from getting sick

• to treat illnesses