Diversity in Arthropods Is Mainly Due to Modification and Specialization

Q47: The Acari<br>A)have a distinct head,thorax,and abdomen.<br>B)are of

Q48: The respiratory system in insects consists of

Q49: _ form the basis of the excretory

Q50: The first pair of walking legs of

Q51: The crustaceans that are sessile and enclosed

Q53: A genetically programmed or environmentally induced arrest

Q54: Members of the class Arachnida have<br>A)a cephalothorax

Q55: Crustaceans<br>A)are mainly marine,but there are freshwater and

Q56: _ is currently the most common arthropod-borne

Q57: The class Insecta<br>A)has more species than any