Insect Classifying Arthropods Virtual

Introduction to Biology stool Julie Maxwell Classifying Arthropods Virtual lab (Week 8) Go to the side by side(p) website for consummation http//www. mhhe. com/biosci/genbio/virtual_labs/BL_18/BL_18. html Upon completion of the Classifying Arthropods Virtual Lab, please answer the following questions thoroughly using complete sentences and seemly grammar and spelling. Data Table Body Sections(1,2,3, or >3) Walking Legs (6,8 or >8) Other Appendages Antennae(0,2 or 4) Claws Present? Jaws Present? Class car park Name prototype 1 type 2 Specimen 3 Specimen 4 Beach Hopper Questions 1. many species of arachnids atomic number 18 predators, but confirm no teeth or jaws. How do they stupefy nutrients from their prey? They inject venom in the prey that paralyzes them then the predators suck come forth the nutrients they need. 2. Arthropods are the most diverse radical of physicals. Describe some characteristics of arthropods that may have contri buted to their great evolutionary success.The body segmented, the segments commonly grouped in two or three rather distinct regions qualification them highly mobile. * Paired segmented appendages (from which the phylum gets its name) qualification them ambulate & walk easily. * zygomorphic symmetry making them relate to the purlieu quite easily. * A chitinous exoskeleton, which is sporadically shed and renewed as the wildcat grows making them resistant to shock of cloggy objects. * A tubular nutritive canal, with sassing and anus accounting for good food digestion. The circulative system an open one, the only communication channel vessel usually being a tubular structure dorsal to the alimentary canal with lateral openings in the abdominal region ensures better perfusion and less chances of hematolysis due to their being highly mobile. 3. What are some advantages and disadvantages of having an exoskeleton? Advantages are, the exoskeleton provides a bony shield of armor for support and protection of the hushed internal tissues and organs. Disadvantages it limits the possible sizing of the animal.Since the weighting of an animal is a function of its volume, a doubling of an animals size increases its weight by a cistron of 8. 4. Which of the five classes of arthropods is the most diverse? Explain. class Hexapoda or Hexopoda ( insects) is the most diverse class. at that place are about 900,000 known insect species, three times as many as all other animal species together, and thousands of new ones are described each year. They are commonly grouped in 27 to 32 blesss, depending upon the classification used. The largest order is that of the beetles (Coleoptera).Next, in order of size, are the moths and butterfly (Lepidoptera) the wasps , ants , and bees (Hymenoptera) and the flies and mosquitoes (Diptera). Other major orders are the current bugs (Hemiptera) the cicadas , aphids , and scale insects (Homoptera) the grasshoppers and cricket s (Orthoptera) the cockroaches (Blattodea) and the mantids (Mantodea). 5. For each of the following characteristics, demo whether the trait is common to Phylum Arthropoda or specific to certain classes of arthropods wings, chewing mouthparts, go appendages, number of legs, segmented bodies, type of respiratory structure, exoskeleton.