Section 6A

1. Bacteria does not have a ____ (its DNA floats freely in the cytosol)

• 1. nucleus

• DNA

• flagella

• membrane bound organelles

Match the following terms that relate to bacteria structures

• 1. ribosomes

• 1. tiny hairs 

• 1. Cilia

• Some bacteria have a slimy coating called a __ (prevents it from dying out)

• Plasmids

• 1. Bacteria have __ that produce proteins. 

• capsule

• one or more small strands of DNA that separate from the main chromosome.

• Flagella

• whiplike tail

1. bacteria live in extreme conditions (hot /salty).

Tags

NGSS.MS-LS4-4

Archaea bacteria are ___ shaped

• rod

• sperical

• spiral

• rectangular

• triangular

Bacteria reproduce using ____ (as fast as every 20 minutes!)

Tags

NGSS.MS-LS3-2

The reason bacteria don’t take over everything is because they must have the right conditions such as:

• food source

• carbon dioxide

• moisture

• oxygen

• iron

Tags

NGSS.MS-LS2-1

Some bacteria withstand poor conditions by forming ___

• blandospores

• startospores

• endospores

• ribospores

Endospores (similar to a seed), allow bacteria to wait for the right conditions--up to 1,000 years!

• true

• false

• the word "spores" makes me hungry for sunflower seeds

• wait, what is bacteria?

Tags

NGSS.MS-LS4-4

1. Beneficial bacteria are helpful in: 

• 1. cellulose

• 1. cows digesting __ (from grass) 

• 1. decomposing

• making __ such as yogurt.

• 1. nitrogen

• 1. fixing __ to the roots of plants.

• foods

• 1. __ dead material 

Tags

NGSS.MS-LS2-3

Match the labels to the structures of a bacteria

(*not pictured = slimy coating called a capsule)

a

b

c

d

e

f

cell wall

plasmid

DNA

ribosome

cillia

flagella

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2