NEET 2004 Biology question
In Arthropoda, head and thorax are often fused to form cephalothorax, but in which one of the following classes, is the body divided into head, thorax and abdomen ?
Answer: (4)
Solution
In Insecta the body is distinctly divided into three regions: head, thorax (with three pairs of legs and usually wings) and abdomen. In Crustacea and Arachnida head and thorax are fused
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