Micro-organisms and disease

what is bacteria?

• bacteria are the smallest of all living organisms

• bacteria does not come in shapes and size

• bacteria is big living organism

• you cant see the bacteria with microscope

Tags

NGSS.MS-LS1-2

bacteria is only harmful

• true

• false

choose the kinds of fungi. (2 kinds)

• yeast

• moulds

• salmonella

• Bean blight

we do not need a microscope to see all micro-organisms

• true

• false

what is a virus

• virus are incredibly small

• virus can respire

• dont move themselves

all viruses cause diseases in living organisms

• true

• false

if yeast cells have air, warmth and plenty of sugar

• they will respire and grow very quickly

• they will make lots of carbon dioxide as a waste

• they dont make lots of carbon dioxide as a waste

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

cheese are made by the reaction of certain bacteria with milk

• true

• false