Bacteria and Archaea

Which is NOT a characteristic of bacteria?

• single-celled

• prokaryotic (no nucleus)

• decomposer

• multi-celled

Tags

NGSS.MS-LS1-1

What do we call an environment free of bacteria?

• infected

• empty

• sterile

• clean

Which cell type is larger, organized and has a nucleus?

• prokaryotic

• eukaryotic

Which cell type is smaller, unorganized, and has no nucleus?

• prokaryotic

• eukaryotic

While hiking through the woods, you become thirsty. You see a stream of water. What should you do to make sure the water is safe to drink.

• Warm the water to prevent dehydration.

• Boil the water.

• Put it in the cooler before drinking.

• Do not to it; if it looks clear, it is safe.

What's the difference between archaea and bacteria?

• There is no difference.

• Archaea is single celled and bacteria is multi-celled.

• Archaea is less common and bacteria is found everywhere

Tags

NGSS.MS-LS4-2

Which statement is FALSE.

• Bacteria improves brain function.

• Bacteria helps us digest food.

• Bacteria can cause tooth decay.

The chemicals to fight off bacteria that a doctor may give you are called....

• steroids

• vaccines

• antibiotics

What kind of Archaea would you find in places such as volcanoes and hot vents on the ocean floor?

• Thermophiles

• Halophiles

• Cyanobacteria

• Plasmophiles

• Volcanophiles

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-3

All answers listed below are true about bacteria except

• all

  are prokaryotes

• all are harmful

• all are unicellular

• they do not have nucleus