Question

Which one of the following kinds of animals are Triploblastic?

• A. Sponges
• B. Flatworms
• C. Ctenophores
• D. Corals

Answer 1

The correct option is B

Flatworms

The correct option is B.

Explanation for the correct answer:

1. Flatworms are known as triploblastic because they are made up of three important cell layers: mesoderm, ectoderm, and endoderm.
2. Most multicellular creatures having a place with phylum Platyhelminthes to phylum Chordata are triploblastic.

Explanation for the incorrect answer:

Option A

1. The Sponges or the Poriferans are now and again perceived among diploblastic creatures.
2. The essential layers of cells shaped in an early undeveloped organism, during embryogenesis are alluded to as the early stage microorganism layers.

Option B

1. Ctenophores have two principal layers of cells that sandwich a center layer of jam-like material, which is known as the mesoglea.

Option C

1. Corals are creatures living in the water. They have a place with the Phylum cnidaria.
2. They live in provinces. They are diploblastic

Final Answer:

Flatworms are said to be triploblastic.