NEET BIOLOGY

Detailed explanation-1: -The three main insect body parts are head, thorax, and abdomen. The head contains the antennae, eyes, and mouthparts. The thorax is the middle body part to which the legs and wings are attached. The abdomen contains digestive and reproductive organs internally and often reproductive structures externally.

Detailed explanation-2: -All adult insects have three body parts: head, thorax and abdomen. The wings and legs are always attached to the thorax. (Spiders, which are not insects, have two body parts: head and abdomen.) Insects always have six legs.

Detailed explanation-3: -*Insect bodies have three parts (head, thorax, abdomen).

Detailed explanation-4: -The insect thorax consists of three segments (called the prothorax, mesothorax, and metathorax), which may be fused but are usually recognizable. Each segment has four groups of hard plates (sclerites); the groups are the notum (upper), the pleura (sides), and the sternum (underside).

Detailed explanation-5: -The abdomen is the posterior most of the segments. In most insects clear segmentation can be seen in the abdomen. The abdomen contains the heart, reproductive organs, mid-gut and other digestive organs.