Question

Which one of the following features is common in silverfish, scorpion, dragonfly and prawns?

• A. Three pairs of legs and segmented body.
• B. Chitinous cuticle and two pairs of antennae.
• C. Jointed appendages and chitinous exoskeleton.
• D. Cephalothorax and tracheae.

Answer 1

The correct option is C Jointed appendages and chitinous exoskeleton.

Silverfish, scorpion, dragonfly and prawns are the organisms which belong to the phylum Arthropoda. The characteristic of arthropod is the presence of hard exoskeleton. The exoskeleton is made up of chitin. They have a segmented body and jointed appendages. All the three features are observed in the given organisms.
Thus, the correct answer is option C.