Question

The animal kingdom is full of a rich and diverse group of organisms. Answer the following question using the choices provided. The answer choices may be used once, more than once, or not at all.
This group of deuterostome animals is made up of egg layers whose eggs lack a shell and that must be laid in a body of water. These animals also have thin, slimy skin and can breathe through lungs.

• A. Class Reptilia
• B. Class Amphibia
• C. Class Chondrichthyes
• D. Class Osteichthyes
• E. Phylum Echinodermata

Answer 1

The correct option is B Class Amphibia

A. Class Reptilia include the animals that have rough, dry and cornfied skin, an ossified endoskeleton and they breathe using lungs.

B. Class Amphibia include the cold blooded vertebrates that have smooth skin, a bony endoskeleton and they breathe using skin, gills or lungs.

C. Class Chondrichthyes include the marine animals having cartilaginous exoskeleton and they breathe using lungs.

D. Class Osterichthyes include the fishes that have a bony exoskeleton and breathe using gills.

E. Phylum Echinodermata include the marine spiny skinned animals and they breathe using skin gills.

So, the correct answer is 'Class Amphibia'.