Swiss Cheese Mystery Quiz

What was the initial theory proposed in 1912 about the formation of holes in Swiss cheese?

• They were formed by carbon dioxide from bacteria.

• They were man-made.

• They were a natural occurrence with no explanation.

• They were formed by mice.

What observation in the 1990s led scientists to question the initial theory about Swiss cheese holes?

• The cheese was melting too quickly.

• The cheese was changing color.

• The cheese had more holes than before.

• The cheese had fewer holes despite no change in bacteria.

What did researchers discover was crucial for the formation of holes in Swiss cheese?

• The size of the cheese blocks.

• Bits of hay in the milk.

• The temperature of the cheese.

• The type of milk used.

How did modernization in cheese-making affect the formation of holes in Swiss cheese?

• It accidentally removed the hay needed for holes.

• It changed the flavor of the cheese.

• It had no effect on the holes.

• It increased the number of holes.

What solution did scientists and cheese makers find to ensure Swiss cheese has its characteristic holes?

• They added artificial holes.

• They changed the type of bacteria used.

• They increased the cheese aging time.

• They reintroduced necessary particles to the milk.