www.bbcnoun.com.ng BIO407 10/10 The Function of the Maxilla is to encourage food passage stone flies belong to the order plecoptera Members of order collembola are microscopic The basic type of cells in blood of insects is leucocyte Bees and wasps belong to the order Hymenoptera The body segments in insects are head, thorax and abdomen Tracheal system in insects is divided into 2 types which are open and closed Cells of the hind gut of insects are called intima Lateral ocellus is found in which part of the insect body? head In insects, hygroreceptor are sensitive to humidity