GENERAL KNOWLEDGE

Detailed explanation-1: -Mammals, birds, fish, reptiles, and amphibians are all vertebrates. Animals without bones are invertebrates. Flies, bees, lobsters, worms, snails, clams, sea cucumbers, and octopuses are all invertebrates.

Detailed explanation-2: -Snakes, turtles, lizards, and crocodilians make up the majority of the vertebrate group known as reptiles. The most distinctive feature of these creatures is their scaly, dry skin. Birds, mammals, and reptiles all have backbones, but none of them shares any other traits with amphibians.

Detailed explanation-3: -The earthworm is not an arthropod. It belongs to phylum Annelida.