Chapter 7- Bacteria and viruses

All bacteria are bad

• True

• False

A bacterium reproduces asexually by dividing to form two new bacterial cells. What is the name of the process by which bacteria reproduce?

• meiosis

• mitosis

• budding

• binary fission

Can a virus be cured with antibiotics?

• yes

• no

One way in which bacteria are beneficial:

• they make food
• they cause disease
• they cause food poisoning
• they create sugar

Another way in which bacteria are beneficial:

• they are decomposers
• they are the powerhouse of cells
• they contain special DNA
• they are used to make Diet Coke

Vaccines are made from

• dead or weakened viruses
• fungi
• allergens
• strong, active viruses

Bacteria are classified by...

• shape

• the disease they cause

• color

• some

What type of bacteria is pictured?

• spirillium

• coccus

• bacillus

What type of bacteria is pictured?

• coccus

• spirilium

• bacillus

What type of bacteria is pictured?

• spirillium

• bacillus

• coccus