The way in which a ï¬rm assigns tasks to. workers yields the division of labour within the ï¬rm. In this setting, on the one hand, a. more extensive division of labour raises productivity because the returns to time spent. on tasks are generally greater to workers who concentrate on a narrower range of tasks.
Arachnids are a class (Arachnida) of joint-legged invertebrate animals , in the subphylum Chelicerata. All arachnids have eight legs, although the front pair of legs in some species has converted to a sensory function, while in other species, different appendages can grow large enough to take on the appearance of extra pairs of legs. The term is derived from the Greek word á¼ÏÎ¬ÏÎ½Î· (arÃ¡chnÄ), meaning spider.
Rating Newest Oldest. Best Answer: There are many differences between insects and arachnids. Most are anatomical differences. - The body of an insect is comprised of three segments: the head, thorax and abdomen. The body of an arachnid is comprised of two segments: the cephalothorax and abdomen. - Insects have six legs; arachnids have eight legs.