Bacteria and viruses

Which of the following is true for both bacteria and viruses?

• both contain genetic material

• can be killed using antibiotics

• have a cell membrane

• have a protein coat

Which statement is true about viruses?

• Viruses can eat and metabolize food.

• Viruses can reproduce only using a host cell.

• Viruses can reproduce on their own at any time.

• Viruses contain DNA, so they are alive.

One important way to control the spread of viruses in through

• the use of vaccines

• drinking a lot of tea

• the use of other types of bacteria

• the use of antibiotics

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

Tags

NGSS.MS-LS3-2

Bacteria come in which of the following shapes?

• rod, cone, spiral

• rod, sphere, spiral

• rod, sphere, cone

• sphere, cone, spiral

Which viral life cycle kills its host cell by lysing (bursting)?

• Lysogenic Cycle

• Lytic Cycle

• Binary Fission

• Conjugation

Which of the following is a viral infection?

• cholera

• influenza

• strep throat

• tuberculosis

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

Tags

NGSS.MS-LS2-3