Bacteria Bust! What is Bacteria? Why would we want to grow - - PowerPoint PPT Presentation

Bacteria Bust!

What is Bacteria?

Why would we want to grow bacteria in a dish?

What is the question?

What is the question?

Are there more bacteria on my hand or my shoe? What area of the classroom has the most bacteria? How much bacteria does soap kill?

Some ideas for places to streak

Door knob Light switch Computer Book Sink Carpet Hands Shoes Projector Your desk Your backpack

• Mr. Garren

Miss Jessica Miss Kara

Plate is divided in half. You and your partner streak from different locations.

Use a q-tip to pick up bacteria from your location. Rub hard and rub several times.

Transfer your bacteria to your half

• f the plate by

gently rubbing on the surface of the agar. Get bacteria from ONE location.

KE KEEP EP THE THE LID LID ON!! ON!!

We will grow the bacteria in a warm place!

Where do bacteria grow? What do they eat? What do they need to live?

Evil bacteria

Staph infection Food poisoning

Evil bacteria

Staph infection Food poisoning Keep ep you

• ur foo
• od

refrigera rigerated ted Coo

• ok

k you

• ur meat

ats Ta Take ke you

• ur an

anti tibi biotics

• tics
• n
• nly whe

hen you

• u ar

are si sick

Good bacteria

Digest your Food Produce Oxygen Help Plants Grow Compost Milk into Cheese