Viruses & Bacteria

Bacteria are prokaryotes.

• True
• False

Bacteria are unicellular

• True
• False

Tags

NGSS.MS-LS1-1

Which of the following is found inside a prokaryote?

• cytoplasm
• DNA
• ribosomes
• all of these

A structure that can help bacteria survive harsh conditions.

• capsids
• endospores
• pili
• DNA

The bacteria seen in the picture is

• bacillus
• coccus
• spirilla

The bacteria seen in the picture is

• bacillus
• cocci
• spirilla

The ecological roles filled by prokaryotes include all of the following except

• decomposers
• producers
• scavengers
• nitrogen fixers

What are pathogens?

• Eukaryotic cells that turned in to bacteria

• Disease causing agents

• Microorganisms that help clean up oil spills

• Beneficial bacterial cells

The organelle described as a long, thin-like projection that helps with movement

• Mitochondria

• Chlorplast

• Flagella

• Cell Membrane

A person with AIDS is likely to develop infectious diseases because the virus that causes AIDS

• destroys cancerous cells
• damages the immune system
  
• increases the rate of antibody production
• increases the rate of microbe destruction

Tags

NGSS.HS-LS1-3