Question

Commercial bath sponges are called?

• A. Euspongia
• B. Spongilla
• C. Euplectella
• D. Cliona

Answer 1

The correct option is A

Euspongia

The correct option is A.

Explanation of the correct option:

1. It is known as a bath sponge.
2. Euspongia is referred to as the bath sponge because of its texture, which is made up of fuzzy, sponge-like fibers similar to those used for bathing sponges.
3. Euspongia is therefore used to make a commercial bath sponge.

Explanation of the incorrect options:

Option B:

1. Spongilla is a freshwater sponge.

Option C:

1. The well-known Venus' Flower Basket belongs to the glass sponge genus Euplectella.
2. Because each basket frequently contains a mated couple of shrimp, it is viewed as a sign of eternal love in Japan.

Option D:

1. It is known as a boring sponge.
2. It damages coral reefs and aggressively excavates deep within molluscan shells.
3. They seriously affect the pearl and shellfish industries.

Final answer: The commercial bath sponges are called Euspongia.