Chapter 3 Cells and Organisms (3)

• Biologie
• 7th Grade

Show a picture of an ALGAE

Name a characteristic ( =eigenschap) of ALGAE

Show a picture of a PROTOZOA

Name a characteristic ( =eigenschap) of PROTOZOA

Name an example of FUNGI

Name a characteristic, and NOT an example, of FUNGI

Name a characteristic of BACTERIA

Name a characteristic of a VIRUS

Grab your notebook and a pen!

Bread is made with the help of...

1. yeast
2. bacteria
3. fungi
4. algae

Yoghurt is made with the help of...

1. yeast
2. bacteria
3. fungi
4. algae

Cheese is made with the help of...

1. yeast
2. bacteria
3. fungi
4. algae

What do bacteria help make? Write down 3 things.

Chocolate is made with the help of...

1. bacteria and yeast
2. bacteria and fungi
3. yeast and fungi
4. just bacteria

Write down a microbe that helps make bread, beer and wine

How is Bread made?

What do you think makes dough
(= "deeg") rise?

How is yoghurt made?

01:00

Why is the milk heated to 95 degrees Celsius?

1. To kill bad bacteria
2. To kill good bacteria
3. To kill fungi
4. To kill viruses

01:42

What is fermentation?
(hint: lactose = sugar,
acid means "zuur")

1. bacteria + lactic acid --> lactose
2. bacteria + lactose --> lactic acid

03:04

Why does yoghurt by itself taste a bit acidic ( = "zuur")?

1. Because of the sugars
2. Because of the fuits that are added
3. Because of the lactic acid made by bacteria
4. Because of the milk

How is chocolate made?

02:18

Which other food is also made using fermentation?