PS5 U3 MOLD

​The picture shows a petri dish plating method often used in a lab by the scientists to grow bacteria.

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Observing Microorganisms

Multiple Choice

Where does mold grow?

• On food that has been left out for too long

• Behind walls and near windows

• On neither walls nor food

• Behind walls and on food

Multiple Choice

Choose the statement about mold that is true.

• Mold is a type of plant.

• Mold is a type of animal.

• Mold is a living thing that is neither a plant nor an animal.

• Mold is a nonliving thing.

Multiple Select

Which of the following statements about mold are true.

• There are about one hundred different types of mold in existence.

• There are thousands of types of mold in existence.

• All mold looks white and fuzzy.

• Mold can come in a variety of colors, such as white, green, blue, and black.

Multiple Select

Which sentences describe how mold can be harmful to humans.

• It can release toxic fumes, like black mold.

• They can get very sick if they breathe in certain other types of mold.

• The spores grow by feeding off the bread.

• These are dangerous to smell.

Multiple Choice

How does mold look up close? What can you use to closely observe mold spreading?

Reorder

Reorder the following mold sequence

1

2

3

4

5

• 1
• 2
• 3
• 4
• 5

Match

Organize these options into the right categories

• No visible mold. Food looks fresh.

• Small spots of mold begin to appear.

• Mold spreads more and becomes noticeable, with fuzzy spots.

• Mold covers more surface area, darker spots appear.

• Mold is widespread, showing various colors like green, black, and white.

DAY 1

DAY 3

DAY 5

DAY 7

DAY 9

• DAY 1

• DAY 3

• DAY 5

• DAY 7

• DAY 9

THE END