Infectious Agents 7th Grade Life Science

Which best describes the term pathogen

• Anything capable of causing disease

• Viruses

• Illness

• Anything capable of killing microbes

A __________ is a nonliving particle that is capable of causing disease/infection and cannot be treated with antibiotics

How are viruses different from bacteria?

• Bacteria are not capable of causing infection

• Viruses are much larger than bacteria

• Viruses are living

• Bacteria are larger than viruses

What type of organism are things such as algae, malaria, and sea weed?

• Bacteria

• Viruses

• Protists

• Fungi

Which of the following are capable of getting us sick?

• Cold weather

• Germs like bacteria/viruses

• Hypothermia

• Dirt

Which of the following are examples of parasites?

• Ticks

• Leaches

• Tapeworms

• All of these

Someone becomes infected by a certain pathogen. This pathogen enters the organism's cells and starts replicating rapidly causing sickness. What kind of pathogen is this?

• Virus

• Bacteria

• Parasite

• Protist

Someone has an organism living inside their stomach. This organism takes in nutrients from the food that they have eaten, negatively impacting the host. What kind of situation is this?

• Viral infection

• Bacterial infection

• Parasitism

• Fungal infection

Someone at a party left food out too long. After the party everyone became ill. What kind of pathogen would this most likely be attributed to?

• Virus

• Bacteria

• Protist

• Fungus

TRUE OR FALSE: Antibiotics are best used to target viruses

• FALSE

• TRUE