Ch 18 Review - Bacteria & Viruses

The study of microscopic organisms is called...?

• Microscopy
• Botany
• Microbiology
• Awesome

What shape are these bacteria?

• Cocci
• Bacilli
• Spirilli

Some bacteria use _____ to attach themselves to surfaces or other cells.

• psudopods
• pili
• flagella
• glue

Bacteria exchange genetic information during conjugation.

• True
• False

The outer protein coat of a virus is called a...?

• Cell wall
• Viral wall
• Prion
• Capsid

Viruses can reproduce themselves on their own.

• True
• False

The only way a virus can be replicated is by infecting a cell.

• True
• False

Which type of viral infection would cause this bacteria, packed full of newly made viruses, to bust open?

• Lytic
• Lysogenic

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.

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

• fission

Tags

NGSS.MS-LS3-2