KIDS TRIVIA

Detailed explanation-1: -So the correct answer is three pairs of jointed legs because all the other options jointed appendages, chitinous exoskeleton, and compound eyes are all the common features of animals that classify under arthropods but only hexapods under Arthropoda phylum have three jointed legs.

Detailed explanation-2: -Insects have a chitinous exoskeleton, a three-part body (head, thorax and abdomen), three pairs of jointed legs, compound eyes and one pair of antennae. Their blood is not totally contained in vessels; some circulates in an open cavity known as the haemocoel.

Detailed explanation-3: -insect, (class Insecta or Hexapoda), any member of the largest class of the phylum Arthropoda, which is itself the largest of the animal phyla. Insects have segmented bodies, jointed legs, and external skeletons (exoskeletons).

Detailed explanation-4: -examples of insects [3] Insects: invertebrates with bodies divided into three parts; they usually have three pairs of legs, two pairs of wings and antennae. water bug. cockchafer. yellowjacket. horsefly. bumblebee. hornet.