Adv. Biology Week 14

Which animal spread malaria?

• Pig

• Chicken

• Anopheles

  Mosquito

• Dengue Mosquito

How do influenza spread by?

• Air

• Food

• Water

• Animals

Organisms that cause disease are called __________________.

• hosts

• pathogens

• Phagocytes

• Flagellum

All include pathogens EXCEPT for__________________.

• Bacteria

• Toxins

• Viruses

• Fungi

• Protists

Infectious diseases can spread by contact with

• an infected person

• a contaminated object

• an Infected animal

• an environmental source

• All of the above.

True or False: Some vIruses and bacteria that live in food, water, and soil can cause disease.

• True

• False

Which of the following is an example of direct contact with an infected person?

• sneezing

• shaking hands

What causes malaria?

• bacteria
• fungi
• protists
• viruses

What is an infectious disease?

• A disease that cannot be spread to others.

• A disease that can be spread to others.

• A disease that can only be spread by mosquitoes.

• A disease that can be caused by disinfectants.

What are germs?

• Animals such as cockroaches and rats.

• Rotten food.

• Harmful micro-organisms.

• Viruses.