Question

A fish is characterised by the presence of

• A. Dermal scales
• B. Paired fins
• C. Pharyngeal gills
• D. All of the above

Answer 1

The correct option is D All of the above

Fishes are aquatic vertebrates having scales, pharyngeal gill slits and paired fins. They lack limbs with digits. Most fish are ectothermic ("cold-blooded"), allowing their body temperatures to vary as ambient temperatures change. fishes have scales that covers the skin of fishes. Thus, the correct answer is option D.