Pathogens

Malaria is a common disease in many countries. What type of pathogen is malaria?

• a virus

• a bacterium

• a fungus

• a protist

Which type of pathogen is responsible for causing the flu, chicken pox, and yellow fever?

• viruses

• parasites

• fungi

• bacteria

Sabrina has the flu. Her neighbor suggests she get a prescription for an antibiotic, but Sabrina's mothers says that antibiotics would not help in this situation. Why?

• the flu is caused by a virus, and it cannot be treated with an antibiotic.

• the flu is caused by a fungus, and it must be treated with antifungal medication

• the flu is caused by a parasitic worm, and must be treated with an anti-parasitic medication

• the flu is caused by a bacterium, and it cannot be treated with an antibiotic.

Which pathogen needs a host cell to reproduce?

• virus
• bacteria
• fungus
• parasite

Which pathogen reproduces using binary fission (Asexual Reproduction)?

• Virus
• Bacteria
• Fungi
• Parasite

Tags

NGSS.MS-LS3-2

Which best compares bacteria and viruses?

• bacteria are smaller than viruses
• bacteria cause disease, but viruses do not
• bacteria have genetic material, but viruses do not
• bacteria are living organisms, but viruses are not

A(n) _____ is a virus that enters a bacterial cell.

• endospore
• decomposer
• plasmid
• bacteriophage

How could you describe the size of a virus?

• Smaller than bacteria
• Larger than a parasite
• About the size of a dime
• Smaller than a proton

What is the 1st step of virus infection?

• Entry
• Attachment
• Replication
• Assembly

The lysing of a cell occurs in which phase?

• 1
• 2
• 4
• 5