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

Antibiotics can cure infections caused by

• viruses
• bacteria
• viruses or bacteria
• anything

Where do bacteria live?

• only in water
• only inside living organisms
• only in the soil
• almost everywhere

Different bacteria do different things, including

• helping people digest their food
• breaking down dead organisms
• turning milk into cheese
• all of the above

Tags

NGSS.MS-LS1-7

A virus becomes active when it

• is in the open air
• enters water
• enters a living cell
• wakes up in the morning

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

Which of the following is a risk of overusing antibiotics to treat infections>

• Bacteria may become resistant to antibiotics.

• Antibiotics increase the rate of infection.

• Antibiotics cause other diseases to develop.

• Antibiotics only work once.

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-4

Bacteria come in which of the following shapes?

• rod, cone, spiral

• rod, sphere, spiral

• rod, sphere, cone

• sphere, cone, spiral