bacteria

The whiplike tail on some bacteria that help them move

• Nucleoid
• Pili
• Flagella
• Cilia

Which statement about bacteria is true?

• All bacteria are prokaryotes
• All bacteria are eukaryotes
• All bacteria are autotrophs
• All bacteria are heterotrophs

Tags

NGSS.MS-LS4-2

Bacteria come in all of the following shapes EXCEPT which?

• spiral
• rod-like
• rectangular
• spherical

Which statement about bacteria is true?

• Bacteria help you breath
• Bacteria help you digest your food
• Bacteria help add carbon dioxide to the atmosphere
• All bacteria need sunlight to make food

Bacteria cells share which of the following organelles in common with plant and animal cells?

• cell membrane, RER
• cell wall, mitochondria
• nucleus, ribosomes
• ribosomes, cytoplasm

How does pasteurization make food safe to eat?

• It changes dangerous chemicals in the food into safer chemicals
• It encourages the growth of important gut-bacteria
• It heats the food enough to kill all bacteria
• It causes milk to sour and turn into butter

Bacteria have a cell membrane

• True
• False
• Some do, some don't
• Only in certain temperature conditions

Which of the following IS found in a bacteria cell?

• Nucleus
• Nucleoid
• Mitochondria
• RER

Bacteria reproduce by...

• sexual reproduction only
• asexual reproduction only
• usually asexual, sometimes sexual reproduction
• a unique type of reproduction called endosporosis

Tags

NGSS.MS-LS3-2

There are more bacteria in your mouth than there are...

• stars in the sky
• people on the earth
• birds in the sky
• fish in the sea